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HANGZHOU XIAOYONG BIOTECHNOLOGY CO.,LTD

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potasium humate
Specification: APPEARANCE: BLACK SHINY CRYSTAL
Detail: Potassium humate is a kind of high polymer heterogeneous aromatic hydroxyl carboxylate. It is obtained by alkaline extraction of lignite or brown coal or leonardite. It is water soluble, contains hydroxyl, carboxylate and o...


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