Humic acid is a high polymer heterogeneous aromatic hydroxy carboxylic acid available in black or brown powder or grains. Insoluble in water and of weak acidity, it comprises hydroxyl, carboxylic, phenolic hydroxyl active groups.Specifications:1) Appearance: powder, granular2) Organic matter (dry basis): 90% (min.)3) Humic acid (dry basis): 70% (min.)4) Applications: a) Agriculture: used as humic acid fertilizer, soil ameliorator, plant-growth stimulant, fertilizer efficiency promoter, as well as material for nitro humic acid and humic salt products b) Industry: used as crude oil drilling mud stabilizer, cement and porcelain additive, wastewater treatment agent and filler for negative accumulatorsInner packing: 25kg/paper bagG.W.: 25.15kgOuter packing: 50kg/plastic woven bag with PVC liningG.W.: 50.15kg producing area:China