{"product_id":"manganese-edta-13-4-lb","title":"Manganese EDTA Chelate | 13% Mn 4 lb","description":"\u003ch2\u003eEDTA-Chelated Manganese for Hydroponic, Fertigation \u0026amp; Foliar Use\u003c\/h2\u003e\u003cp\u003eManganese EDTA 13% is a fully water-soluble chelated manganese fertilizer delivering \u003cstrong\u003e13% manganese (Mn)\u003c\/strong\u003e complexed with EDTA for broad pH stability and consistent plant availability. Sold in a resealable screw-top jar — the 4 lb size is ideal for small commercial operations, greenhouse growers, and multi-system nutrient programs.\u003c\/p\u003e\u003cp\u003eManganese is essential for photosynthesis, enzyme activation, and nitrogen metabolism. EDTA chelation keeps Mn in a plant-available form across a pH range of 3–10 — critical in alkaline irrigation water or high-pH growing media where unchelated manganese rapidly becomes unavailable.\u003c\/p\u003e\u003ch3\u003eGuaranteed Analysis\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManganese (Mn):\u003c\/strong\u003e 13% chelated with EDTA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH stability range:\u003c\/strong\u003e 3–10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget range in nutrient solution:\u003c\/strong\u003e 0.5–2.0 ppm Mn\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplication Rates\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydroponic \/ constant-feed:\u003c\/strong\u003e Use at rates to achieve 0.5–2.0 ppm Mn in working solution; consult a qualified agronomist for crop-specific rates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoliar \u0026amp; fertigation:\u003c\/strong\u003e Apply per label recommendations; use in accordance with guidance from a qualified individual or institution\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e13% chelated manganese\u003c\/strong\u003e — high-analysis EDTA chelate; efficient Mn delivery at low use rates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH stable 3–10\u003c\/strong\u003e — outperforms sulfate forms in alkaline conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully water soluble\u003c\/strong\u003e — dissolves completely; no precipitates or injector clogging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResealable screw-top jar\u003c\/strong\u003e — keeps contents dry; easy to measure and store\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 lb size\u003c\/strong\u003e — ideal for small commercial growers and multi-system operations\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eState restrictions:\u003c\/strong\u003e Not available for shipment to Oregon.\u003c\/p\u003e\u003cp\u003eUse in accordance with recommendations of a qualified individual or institution. See SDS for safety handling information.\u003c\/p\u003e","brand":"Custom Hydro","offers":[{"title":"Default Title","offer_id":42225637458004,"sku":"MN-EDTA-13PCT-4LB","price":47.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/5365\/5380\/files\/image_74ee155c-4219-4a93-96e3-96ffc83a7b59.png?v=1774558541","url":"https:\/\/customhydronutrients.com\/products\/manganese-edta-13-4-lb","provider":"Custom Hydro","version":"1.0","type":"link"}