{"id":809,"date":"2026-09-08T20:43:43","date_gmt":"2026-09-08T12:43:43","guid":{"rendered":"https:\/\/www.jingfenggroup.com\/?post_type=product_item&#038;p=809"},"modified":"2026-09-17T14:04:59","modified_gmt":"2026-09-17T06:04:59","slug":"potassium-fulvate-flakes-i","status":"publish","type":"product_item","link":"https:\/\/www.jingfenggroup.com\/zh\/potassium-fulvate\/potassium-fulvate-flakes-i\/","title":{"rendered":"Mineral Source Potassium Fulvate Flakes I \u2013 55% Fulvic Acid, 2\u20134 mm"},"content":{"rendered":"<style>\n\/* \u9690\u85cf\u4e3b\u9898\u81ea\u52a8\u63d2\u5165\u7684 Table of contents\uff08\u4e0e\u60ac\u6d6e\u951a\u70b9\u5bfc\u822a\u91cd\u590d\uff0c\u6c5f\u9f99\u54e5\u786e\u8ba4\u53bb\u6389\uff09 *\/\n.toc-box{display:none !important;}\n\/* \u9690\u85cf\u4e3b\u9898\u81ea\u5e26\u4ea7\u54c1\u76f8\u518c\uff1a\u5176\u56fe\u6e90\u5728\u4ea7\u54c1\u6a21\u5757\u63d2\u4ef6\u79c1\u6709\u6570\u636e\u8868\uff0cAPI 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class=\"jf-slide\"><img src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-main.webp\" alt=\"Mineral Source Potassium Fulvate Flakes I 2-4mm black flakes\" loading=\"eager\" decoding=\"async\"><\/p>\n<div class=\"jf-cap\">Mineral Source Potassium Fulvate Flakes I 2-4mm black flakes<\/div>\n<\/div>\n<div class=\"jf-slide\"><img src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-solubility.webp\" alt=\"Potassium fulvate flakes I fully dissolved in water\" loading=\"lazy\" decoding=\"async\"><\/p>\n<div class=\"jf-cap\">Potassium fulvate flakes I fully dissolved in water<\/div>\n<\/div>\n<div class=\"jf-slide\"><img src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-mixing-steps.webp\" alt=\"Mixing steps for potassium fulvate flakes I\" loading=\"lazy\" decoding=\"async\"><\/p>\n<div class=\"jf-cap\">Mixing steps for potassium fulvate flakes I<\/div>\n<\/div>\n<div class=\"jf-slide\"><img src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-1kg-bag.webp\" alt=\"Potassium fulvate flakes I 1kg foil bag\" loading=\"lazy\" decoding=\"async\"><\/p>\n<div class=\"jf-cap\">Potassium fulvate flakes I 1kg foil bag<\/div>\n<\/div>\n<div class=\"jf-slide\"><img src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-25kg-bag.webp\" alt=\"Potassium fulvate flakes I 25kg woven bag\" loading=\"lazy\" decoding=\"async\"><\/p>\n<div class=\"jf-cap\">Potassium fulvate flakes I 25kg woven bag<\/div>\n<\/div>\n<\/div>\n<p>  <a class=\"jf-arrow jf-prev\" href=\"#\"><\/a><br \/>\n  <a class=\"jf-arrow jf-next\" href=\"#\"><\/a><\/p>\n<div class=\"jf-dots\"><a class=\"jf-dot jf-on\" href=\"#\"><\/a><a class=\"jf-dot\" href=\"#\"><\/a><a class=\"jf-dot\" href=\"#\"><\/a><a class=\"jf-dot\" href=\"#\"><\/a><a class=\"jf-dot\" href=\"#\"><\/a><\/div>\n<\/div>\n<div class=\"jf-thumbs\"><a class=\"jf-thumb jf-on\" href=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-main.webp\"><img decoding=\"async\" src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-main.webp\" alt=\"Mineral Source Potassium Fulvate Flakes I 2-4mm black flakes\" loading=\"lazy\"><\/a><a class=\"jf-thumb\" href=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-solubility.webp\"><img decoding=\"async\" src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-solubility.webp\" alt=\"Potassium fulvate flakes I fully dissolved in water\" loading=\"lazy\"><\/a><a class=\"jf-thumb\" href=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-mixing-steps.webp\"><img decoding=\"async\" src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-mixing-steps.webp\" alt=\"Mixing steps for potassium fulvate flakes I\" loading=\"lazy\"><\/a><a class=\"jf-thumb\" href=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-1kg-bag.webp\"><img decoding=\"async\" src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-1kg-bag.webp\" alt=\"Potassium fulvate flakes I 1kg foil bag\" loading=\"lazy\"><\/a><a class=\"jf-thumb\" href=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-25kg-bag.webp\"><img decoding=\"async\" src=\"https:\/\/www.jingfenggroup.com\/wp-content\/uploads\/2026\/09\/JF-Potassium-Fulvate-Flakes-I-25kg-bag.webp\" alt=\"Potassium fulvate flakes I 25kg woven bag\" loading=\"lazy\"><\/a><\/div>\n<\/div>\n<nav class=\"jf-nav\">\n<a href=\"#overview\">Overview<\/a><br \/>\n<a href=\"#benefits\">Benefits<\/a><br \/>\n<a href=\"#specs\">Specs<\/a><br \/>\n<a href=\"#solubility\">Solubility<\/a><br \/>\n<a href=\"#applications\">Applications<\/a><br \/>\n<a href=\"#packaging\">Packaging<\/a><br \/>\n<a href=\"#cases\">Cases<\/a><br \/>\n<a href=\"#faq\">FAQ<\/a><br \/>\n<\/nav>\n<div class=\"jf-hero\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i, .wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i[data-kb-block=\"kb-adv-headingkb-h1-flakes-i\"]{font-size:34px;font-style:normal;color:#004d4d;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i[data-kb-block=\"kb-adv-headingkb-h1-flakes-i\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i[data-kb-block=\"kb-adv-headingkb-h1-flakes-i\"] img.kb-inline-image{width:150px;vertical-align:baseline;}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i, .wp-block-kadence-advancedheading.kt-adv-headingkb-h1-flakes-i[data-kb-block=\"kb-adv-headingkb-h1-flakes-i\"]{font-size:28px;}}<\/style>\n<h1 class=\"kt-adv-heading kb-h1-flakes-i\">Mineral Source Potassium Fulvate Flakes I<\/h1>\n<p class=\"jf-lead\"><strong>55% fulvic acid &middot; 2&ndash;4 mm flake &middot; 100% water soluble &middot; near-zero dust<\/strong><\/p>\n<div class=\"jf-badges\">\n<span class=\"jf-badge\">Fulvic acid 55% min<\/span><br \/>\n<span class=\"jf-badge\">K&#8322;O 12% min<\/span><br \/>\n<span class=\"jf-badge\">100% water soluble<\/span><br \/>\n<span class=\"jf-badge\">Code JFHA-KFA-F<\/span>\n<\/div>\n<p>The Liquid-Formulation Standard \u2014 Low Dust, Free Flowing, Made to Dissolve<\/p>\n<\/div>\n<div class=\"jf-sec\" id=\"overview\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-overview, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-overview[data-kb-block=\"kb-adv-headingkb-h2-overview\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-overview mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-overview[data-kb-block=\"kb-adv-headingkb-h2-overview\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-overview img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-overview[data-kb-block=\"kb-adv-headingkb-h2-overview\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Product Overview<\/h2>\n<p><strong>Mineral Source Potassium Fulvate<\/strong> is JINGFENG&#8217;s potassium-rich humate extracted from leonardite, a young oxidized lignite rich in humic acid, used worldwide as a fertilizer raw material and plant biostimulant.<\/p>\n<p>Mineral Source Potassium Fulvate <strong>Flakes I<\/strong> is our 2\u20134 mm <strong>potassium fulvate flakes<\/strong> grade built for <strong>liquid fertilizer production and water-run application<\/strong>. Identical in chemistry to Powder I \u2014 <strong>55% fulvic acid<\/strong>, <strong>12% K\u2082O<\/strong>, 100% water solubility \u2014 it differs in everything that matters on a production floor: almost no dust, excellent flow through dosing equipment, and no caking in the bag during long sea freight.<\/p>\n<p>These <strong>potassium fulvate flakes<\/strong> are derived from mineral-source <a href=\"https:\/\/en.wikipedia.org\/wiki\/Leonardite\">leonardite<\/a>, a young oxidized lignite rich in <a href=\"https:\/\/en.wikipedia.org\/wiki\/Humic_acid\">humic acid<\/a>. Flakes are the grade European and Middle Eastern liquid-feed plants ask for by name \u2014 they pour cleanly from a 25 kg bag into a mixing tank without a dust cloud, and they will not bridge or rat-hole in a hopper.<\/p>\n<p>The trade-off is honest and worth stating plainly: <strong>flakes dissolve more slowly than powder and need proper agitation<\/strong>. Give them a working stir and they go completely clear \u2014 leave them to sit in still water and you will be waiting.<\/p>\n<p>Used at 5\u201310% of a liquid formulation, or dissolved on farm and run through the irrigation water, Flakes I delivers the same agronomic punch as the powder with a far more pleasant handling experience.<\/p>\n<\/div>\n<div class=\"jf-sec\" id=\"benefits\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-benefits, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-benefits[data-kb-block=\"kb-adv-headingkb-h2-benefits\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-benefits mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-benefits[data-kb-block=\"kb-adv-headingkb-h2-benefits\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-benefits img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-benefits[data-kb-block=\"kb-adv-headingkb-h2-benefits\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Key Benefits<\/h2>\n<div class=\"jf-grid\">\n<div class=\"jf-card\">\n<h4>Near-zero dust<\/h4>\n<p>2\u20134 mm flakes weigh enough not to become airborne. Operators can charge a tank without a dust mask, and your blending hall stays cleaner.<\/p>\n<\/div>\n<div class=\"jf-card\">\n<h4>Free-flowing, no caking<\/h4>\n<p>Flakes do not compact in the bag. They pour and meter predictably through screw feeders and loss-in-weight dosers \u2014 important when your formula is dosed automatically.<\/p>\n<\/div>\n<div class=\"jf-card\">\n<h4>Survives long sea freight<\/h4>\n<p>Low surface area means less moisture pickup in a container. Flakes arrive as loose flakes, not as a solidified block.<\/p>\n<\/div>\n<div class=\"jf-card\">\n<h4>55% fulvic acid guaranteed<\/h4>\n<p>The most active carbon fraction \u2014 short molecular chain, rapid uptake by roots and foliage.<\/p>\n<\/div>\n<div class=\"jf-card\">\n<h4>100% soluble with agitation<\/h4>\n<p>No residue left in the tank, no sediment on the bottom, no blocked emitters \u2014 provided you stir properly (see the three steps below).<\/p>\n<\/div>\n<div class=\"jf-card\">\n<h4>Hard-water and UAN stable<\/h4>\n<p>Flocculation limit 350 mg CaO\/L; stays in solution in calcium-rich water and in UAN blends.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"jf-sec\" id=\"specs\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-specs, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-specs[data-kb-block=\"kb-adv-headingkb-h2-specs\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-specs mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-specs[data-kb-block=\"kb-adv-headingkb-h2-specs\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-specs img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-specs[data-kb-block=\"kb-adv-headingkb-h2-specs\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Technical Specification<\/h2>\n<table class=\"jf-tb\">\n<thead>\n<tr>\n<th>Parameter<\/th>\n<th>Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Appearance<\/td>\n<td>Black flake, 2\u20134 mm<\/td>\n<\/tr>\n<tr>\n<td>Product code<\/td>\n<td>JFHA-KFA-F<\/td>\n<\/tr>\n<tr>\n<td>Fulvic acid (dry basis)<\/td>\n<td>55.0% min<\/td>\n<\/tr>\n<tr>\n<td>Humic acid (dry basis)<\/td>\n<td>50.0% min<\/td>\n<\/tr>\n<tr>\n<td>Potassium as K\u2082O (dry basis)<\/td>\n<td>12.0% min<\/td>\n<\/tr>\n<tr>\n<td>Water solubility (dry basis)<\/td>\n<td>100%<\/td>\n<\/tr>\n<tr>\n<td>Flocculation limit<\/td>\n<td>350 mg CaO per 1 L water (CaCl\u2082 solution)<\/td>\n<\/tr>\n<tr>\n<td>pH (1:100)<\/td>\n<td>9.0 \u2013 10.0<\/td>\n<\/tr>\n<tr>\n<td>Moisture<\/td>\n<td>\u2264 15.0%<\/td>\n<\/tr>\n<tr>\n<td>Heavy metals (Pb, As)<\/td>\n<td>Not detected (< 0.0003 ppm), GB 18877-2009<\/td>\n<\/tr>\n<tr>\n<td>Test methods<\/td>\n<td>HG\/T 3278-2018, HG\/T 5334-2018, GB\/T 33804-2017<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"jf-sub\">Specification values are guaranteed minimums on a dry basis. A batch-specific Certificate of Analysis accompanies every shipment.<\/p>\n<\/div>\n<div class=\"jf-sec\" id=\"solubility\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-sol, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-sol[data-kb-block=\"kb-adv-headingkb-h2-sol\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-sol mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-sol[data-kb-block=\"kb-adv-headingkb-h2-sol\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-sol img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-sol[data-kb-block=\"kb-adv-headingkb-h2-sol\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Form &amp; Solubility<\/h2>\n<div class=\"jf-video\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n<div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Jingfeng New Product: Mineral source potassium fulvate\u2160\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/wESlBFLvaU4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div>\n<\/figure><figcaption>Solubility and appearance of Flakes I &mdash; filmed with the actual product.<\/figcaption><\/div>\n<p><strong>Form:<\/strong> black <strong>potassium fulvate flakes<\/strong>, 2\u20134 mm, glossy fracture surface, free-flowing.<\/p>\n<p><strong>In water \u2014 read this part.<\/strong> Flakes I is 100% soluble, but flake geometry means each particle must be swept by moving water to dissolve. In still water it settles and dissolves slowly. Follow the three steps and you get a clear solution in 5\u201310 minutes:<\/p>\n<ol class=\"jf-steps\">\n<li><strong>Pre-dissolve<\/strong> \u2014 charge the flakes into a small tank with the water already running. Never fill the tank on top of dry flakes.<\/li>\n<li><strong>Agitate<\/strong> \u2014 keep a mechanical stirrer or recirculation pump running. Agitation, not time, is what dissolves flakes.<\/li>\n<li><strong>Filter<\/strong> \u2014 pass the stock solution through a 100\u2013120 mesh filter before it enters the drip or spray system.<\/li>\n<\/ol>\n<p><strong>Dust:<\/strong> negligible. <strong>Flow:<\/strong> excellent, no bridging. <strong>Best for:<\/strong> liquid fertilizer plants, on-farm dissolution tanks, fertigation with a working agitator.<\/p>\n<div class=\"jf-note\"><strong>Honest note:<\/strong> flakes dissolve more slowly than powder. Give them a working stir and they go completely clear &mdash; leave them in still water and you will be waiting. If your process has no agitation, ask us about Powder I or Micro Granule I instead.<\/div>\n<h3>Choosing between the five Type I grades<\/h3>\n<table class=\"jf-tb\">\n<thead>\n<tr>\n<th>Grade<\/th>\n<th>Form<\/th>\n<th>Fulvic acid<\/th>\n<th>Best for<\/th>\n<th>Dissolve speed<\/th>\n<th>Dust<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/www.jingfenggroup.com\/potassium-fulvate\/potassium-fulvate-powder-i\/\" target=\"_blank\" rel=\"noopener\"><strong>Powder I<\/strong><\/a><\/td>\n<td>80\u2013100 mesh powder<\/td>\n<td>55% min<\/td>\n<td>Compound &amp; bulk-blended NPK, WS fertilizer base<\/td>\n<td>Fastest<\/td>\n<td>Some<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.jingfenggroup.com\/potassium-fulvate\/potassium-fulvate-flakes-i\/\" target=\"_blank\" rel=\"noopener\"><strong>Flakes I<\/strong> <em>(this product)<\/em><\/a><\/td>\n<td>2\u20134 mm flake<\/td>\n<td>55% min<\/td>\n<td>Liquid fertilizer, fertigation, water-run<\/td>\n<td>Needs agitation<\/td>\n<td>Almost none<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.jingfenggroup.com\/potassium-fulvate\/potassium-fulvate-micro-granule-i\/\" target=\"_blank\" rel=\"noopener\"><strong>Micro Granule I<\/strong><\/a><\/td>\n<td>2\u20133 mm hollow granule<\/td>\n<td>50% min<\/td>\n<td>Premium soluble SKUs, hydroponics, foliar<\/td>\n<td>Seconds, no stirring<\/td>\n<td>None<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.jingfenggroup.com\/potassium-fulvate\/extruded-potassium-fulvate-granules-i\/\" target=\"_blank\" rel=\"noopener\"><strong>Extruded Granules I<\/strong><\/a><\/td>\n<td>2\u20134 mm extruded granule<\/td>\n<td>50% min<\/td>\n<td>Dry blending with granular NPK, broadcasting<\/td>\n<td>Slow (soil moisture)<\/td>\n<td>None<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.jingfenggroup.com\/potassium-fulvate\/sodium-free-potassium-fulvate-flakes-i\/\" target=\"_blank\" rel=\"noopener\"><strong>Sodium-Free Flakes I<\/strong><\/a><\/td>\n<td>2\u20133 mm shiny flake<\/td>\n<td>50% min<\/td>\n<td>Sodium-sensitive crops, closed hydroponic systems<\/td>\n<td>Needs agitation<\/td>\n<td>Almost none<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"jf-sec\" id=\"applications\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-apps, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-apps[data-kb-block=\"kb-adv-headingkb-h2-apps\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-apps mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-apps[data-kb-block=\"kb-adv-headingkb-h2-apps\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-apps img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-apps[data-kb-block=\"kb-adv-headingkb-h2-apps\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Applications &amp; Dosage<\/h2>\n<table class=\"jf-tb\">\n<thead>\n<tr>\n<th>Application<\/th>\n<th>How to use<\/th>\n<th>Rate<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Liquid fertilizer production<\/td>\n<td>Charge into the mixing tank at 5\u201310% of formula weight under constant agitation. Compatible with UAN, MAP solution and chelated trace elements.<\/td>\n<td>5\u201310% of formula<\/td>\n<\/tr>\n<tr>\n<td>Fertigation \/ water-run application<\/td>\n<td>Pre-dissolve in a small tank with agitation, filter, then meter into the irrigation line. Never add dry flakes straight into the filter station.<\/td>\n<td>12\u201318 kg\/ha<\/td>\n<\/tr>\n<tr>\n<td>Foliar spray<\/td>\n<td>Dilute 1:1200\u20131:2000, spray both leaf surfaces early morning or late afternoon.<\/td>\n<td>4.5\u20139 kg\/ha<\/td>\n<\/tr>\n<tr>\n<td>UAN blending<\/td>\n<td>Mix at 1:50\u20131:80 with UAN solution under agitation to build a stable nitrogen-humic liquid fertilizer.<\/td>\n<td>15\u201330 kg\/ha<\/td>\n<\/tr>\n<tr>\n<td>Base application with N\/P<\/td>\n<td>Broadcast with the basal dose; 5\u201310 kg\/ha alongside nitrogen and phosphate.<\/td>\n<td>5\u201310 kg\/ha<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"jf-sec\" id=\"packaging\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-pack, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-pack[data-kb-block=\"kb-adv-headingkb-h2-pack\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-pack mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-pack[data-kb-block=\"kb-adv-headingkb-h2-pack\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-pack img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-pack[data-kb-block=\"kb-adv-headingkb-h2-pack\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Packaging &amp; Storage<\/h2>\n<table class=\"jf-tb\">\n<thead>\n<tr>\n<th>Pack size<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1 kg \/ 5 kg \/ 10 kg<\/td>\n<td>Printed aluminium foil bag \u2014 retail and sample size<\/td>\n<\/tr>\n<tr>\n<td>20 kg \/ 25 kg<\/td>\n<td>Woven bag with inner PE liner<\/td>\n<\/tr>\n<tr>\n<td>20 kg \/ 25 kg<\/td>\n<td>Colour-printed PP\/PE bag with inner liner \u2014 private label ready<\/td>\n<\/tr>\n<tr>\n<td>1000\u20131100 kg<\/td>\n<td>Jumbo bag with discharge spout<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Storage:<\/strong> Store in a cool, dry, well-ventilated place and reseal opened bags. Flakes are less hygroscopic than powder but will still pick up moisture in humid conditions. Shelf life 3 years under proper storage.<\/p>\n<p class=\"jf-sub\">Custom packaging, private-label printing and OEM specifications are available on request. Packaging photos are available in the product gallery.<\/p>\n<\/div>\n<div class=\"jf-sec\" id=\"cases\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-cases, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-cases[data-kb-block=\"kb-adv-headingkb-h2-cases\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-cases mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-cases[data-kb-block=\"kb-adv-headingkb-h2-cases\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-cases img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-cases[data-kb-block=\"kb-adv-headingkb-h2-cases\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Successful Cases<\/h2>\n<div class=\"jf-cases\">\n<a class=\"jf-case\" href=\"\/application\/agriculture\/\"><span class=\"jf-case-tag\">Agriculture \u00b7 Fertigation<\/span><\/p>\n<h4>Liquid NPK plant, Netherlands<\/h4>\n<p>Uses Flakes I as the humic base of a UAN-compatible liquid feed. The plant manager cites dust-free charging and clean tank walls as the reason they switched from a generic flake.<\/p>\n<p><span class=\"jf-case-more\">Explore agriculture applications &#8594;<\/span><\/a><br \/>\n<a class=\"jf-case\" href=\"\/application\/agriculture\/\"><span class=\"jf-case-tag\">Agriculture \u00b7 Fertigation<\/span><\/p>\n<h4>Citrus fertigation co-operative, Spain<\/h4>\n<p>Dissolving 15 kg\/ha per cycle in very hard water. Emitter clogging that had plagued them with standard humate stopped completely after the switch.<\/p>\n<p><span class=\"jf-case-more\">Explore agriculture applications &#8594;<\/span><\/a><br \/>\n<a class=\"jf-case\" href=\"\/application\/agriculture\/\"><span class=\"jf-case-tag\">Agriculture \u00b7 Fertigation<\/span><\/p>\n<h4>Vegetable grower group, Egypt<\/h4>\n<p>Pre-dissolve tank with recirculation pump, 15 kg\/ha every 10 days on tomato and pepper. Reported stronger root mass at transplant and improved fruit set.<\/p>\n<p><span class=\"jf-case-more\">Explore agriculture applications &#8594;<\/span><\/a>\n<\/div>\n<p class=\"jf-sub\">Full case studies with crop data are published in our application sectors.<\/p>\n<\/div>\n<div class=\"jf-sec\" id=\"faq\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-faq, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-faq[data-kb-block=\"kb-adv-headingkb-h2-faq\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-faq mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-faq[data-kb-block=\"kb-adv-headingkb-h2-faq\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-faq img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-faq[data-kb-block=\"kb-adv-headingkb-h2-faq\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"jf-faq\">\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>Do flakes really take longer to dissolve than powder?<\/summary>\n<p>Yes, and we would rather tell you than have you find out. Powder wets out in seconds; flakes need 5\u201310 minutes of active agitation. If your process cannot provide agitation, order Powder I or Micro Granule I instead \u2014 both dissolve faster.<\/p>\n<\/details>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>Can I put the flakes straight into my drip system?<\/summary>\n<p>Please don&#8217;t. Undissolved particles will collect at the filter and, worse, in the emitters. Always pre-dissolve in a separate tank with a running stirrer, then filter into the system. This is the single most common cause of &#8216;it didn&#8217;t dissolve&#8217; complaints and it is entirely avoidable.<\/p>\n<\/details>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>Which is better for liquid fertilizer \u2014 powder or flakes?<\/summary>\n<p>Flakes, in most plants. They charge without dust, do not bridge in the hopper, and store better. Powder is preferable only if your mixer is slow or you have no agitation, because it wets faster.<\/p>\n<\/details>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>Is it compatible with UAN and other liquid fertilizers?<\/summary>\n<p>Yes. Flakes I stays fully soluble in UAN and blends cleanly with most liquid feeds. As always, run a jar test with your specific formulation before scaling up \u2014 that takes five minutes and prevents a very expensive mistake.<\/p>\n<\/details>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>Does it arrive caked after a long shipment?<\/summary>\n<p>Very rarely, and far less often than powder. The 2\u20134 mm flake has little surface area to absorb moisture. Bags carry an inner PE liner; keep containers ventilated and the product will arrive loose.<\/p>\n<\/details>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>What is the minimum order and lead time?<\/summary>\n<p>Stock item. MOQ one pallet for standard packaging; 7\u201315 days ex-works for repeat specifications. Custom print and private label available.<\/p>\n<\/details>\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\">\n<summary>Do you supply a COA per batch?<\/summary>\n<p>Yes \u2014 fulvic acid, humic acid, K\u2082O, pH and heavy metals, all tested against HG\/T and GB\/T methods. SGS third-party reports are available on request.<\/p>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"jf-sec\" id=\"related\">\n<style>.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-rel, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-rel[data-kb-block=\"kb-adv-headingkb-h2-rel\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-rel mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-rel[data-kb-block=\"kb-adv-headingkb-h2-rel\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-headingkb-h2-rel img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-headingkb-h2-rel[data-kb-block=\"kb-adv-headingkb-h2-rel\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2>Also Available in This Family<\/h2>\n<div class=\"jf-rel\">\n<a href=\"https:\/\/www.jingfenggroup.com\/humic-fulvic-acid\/potassium-fulvate-powder-i\/\">Mineral Source Potassium Fulvate Powder I &#8594;<\/a><br \/>\n<a href=\"https:\/\/www.jingfenggroup.com\/humic-fulvic-acid\/potassium-fulvate-micro-granule-i\/\">Potassium Fulvate Micro Granule I &#8594;<\/a><br \/>\n<a href=\"https:\/\/www.jingfenggroup.com\/humic-fulvic-acid\/extruded-potassium-fulvate-granules-i\/\">Extruded Potassium Fulvate Granules I &#8594;<\/a><br \/>\n<a href=\"https:\/\/www.jingfenggroup.com\/humic-fulvic-acid\/sodium-free-potassium-fulvate-flakes-i\/\">Sodium-Free Potassium Fulvate Flakes I &#8594;<\/a>\n<\/div>\n<\/div>\n<div class=\"jf-cta\">\n<h3>Need a quotation or a sample?<\/h3>\n<p>Tell us your application, target market and packaging &mdash; we will come back with specification, price and lead time.<\/p>\n<p><a href=\"https:\/\/www.jingfenggroup.com\/contact\">Request a Quote<\/a>\n<\/div>\n<\/div>\n<p><script>\n(function(){\n  function init(){\n    var nav=document.querySelector('.jf-nav');\n    if(!nav) return;\n    var links=[].slice.call(nav.querySelectorAll('a'));\n    var secs=links.map(function(a){return document.querySelector(a.getAttribute('href'));});\n    function onScroll(){\n      var y=window.pageYOffset+nav.offsetHeight+24,cur=0;\n      for(var i=0;i<secs.length;i++){ if(secs[i]){ if(secs[i].offsetTop<=y){ cur=i; } } }\n      for(var j=0;j<links.length;j++){ links[j].classList.toggle('jf-active',j===cur); }\n      if(links[cur]){\n        if(nav.scrollWidth>nav.clientWidth){\n          var l=links[cur], left=l.offsetLeft-nav.clientWidth\/2+l.offsetWidth\/2;\n          nav.scrollTo({left:left,behavior:'smooth'});\n        }\n      }\n    }\n    links.forEach(function(a){\n      a.addEventListener('click',function(e){\n        var t=document.querySelector(a.getAttribute('href'));\n        if(!t) return;\n        e.preventDefault();\n        window.scrollTo({top:t.offsetTop-nav.offsetHeight-6,behavior:'smooth'});\n      });\n    });\n    window.addEventListener('scroll',onScroll,{passive:true});\n    window.addEventListener('resize',onScroll);\n    onScroll();\n  }\n  if(document.readyState==='loading'){document.addEventListener('DOMContentLoaded',init);}else{init();}\n})();<\/p>\n<p>\/* ===== Product image slider ===== *\/\n(function(){\n  function init(){\n    var root=document.getElementById('jfSlider');\n    if(!root) return;\n    var track=root.querySelector('.jf-slider-track');\n    var slides=[].slice.call(root.querySelectorAll('.jf-slide'));\n    var dots=[].slice.call(root.querySelectorAll('.jf-dot'));\n    var thumbs=[].slice.call(root.querySelectorAll('.jf-thumb'));\n    var stage=root.querySelector('.jf-slider-stage');\n    var n=slides.length, cur=0, timer=null;\n    if(!n) return;\n    function go(i){\n      cur=(i+n)%n;\n      track.style.transform='translateX(-'+(cur*100)+'%)';\n      dots.forEach(function(d,k){d.classList.toggle('jf-on',k===cur);});\n      var tb=root.querySelector('.jf-thumbs');\n      thumbs.forEach(function(t,k){\n        t.classList.toggle('jf-on',k===cur);\n        if(k===cur){\n          if(tb){\n            if(tb.scrollWidth>tb.clientWidth){\n              tb.scrollTo({left:t.offsetLeft-tb.clientWidth\/2+t.offsetWidth\/2,behavior:'smooth'});\n            }\n          }\n        }\n      });\n    }\n    function play(){ stop(); 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Powder wets out in seconds; flakes need 5\u201310 minutes of active agitation. If your process cannot provide agitation, order Powder I or Micro Granule I instead \u2014 both dissolve faster.\"}}, {\"@type\": \"Question\", \"name\": \"Can I put the flakes straight into my drip system?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Please don't. Undissolved particles will collect at the filter and, worse, in the emitters. Always pre-dissolve in a separate tank with a running stirrer, then filter into the system. This is the single most common cause of 'it didn't dissolve' complaints and it is entirely avoidable.\"}}, {\"@type\": \"Question\", \"name\": \"Which is better for liquid fertilizer \u2014 powder or flakes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Flakes, in most plants. They charge without dust, do not bridge in the hopper, and store better. 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