Humate C-19 is a high polymer heterogeneous aromatic hydroxyl carboxylic acid salt of slightly glossy black crystal appearance. Soluble in water and weak alkalis, it is composed of such active groups as hydroxyl, carboxylic acid salt and nitrogen.Specifications:1) Appearance: granules2) Water solubility (dry basis): 85% (min.)3) Humic acid (dry basis): 65% (min.)4) Potassium content (K2O dry basis): 12% (min.)1) Applications:a) Agriculture:i) Used as a multi-function compound fertilizer after combination with nitrogen and phosphorusii) Also used as soil ameliorator, plant growth stimulant and fertilizer efficiencypromoterb) Industry: used as drilling mud treatment agent ion exchange, wastewater treatment compound, heavy metal adsorbent, etc.25kg/paper bag, 50kg/plastic woven bag with PVC liningG.W.: 25.15kg, 50.15kg producing area:China