Nitro humic acid is a high polymer heterogeneous aromatic hydroxy carboxylic acid available in black or brown powder or grains. Slightly soluble in water, it is acidic, and is comprised of hydroxyl, carboxy, phenolic hydroxyl, nitro etc. active groups. It is also of highly dispersed colloid. Specifications: 1) Appearance: powder, granular 2) Organic matter (dry basis): 90% (min.) 3) Humic acid (dry basis): 70% (min.) 4) Total nitrogen (dry basis): 2.0% (min.) 5) Applications: a) Agriculture: i) Combined with nitrogen, phosphorus and potassium, which are essential for the growth of plants, this compound becomes a multi-functional, complex fertilizer ii) It can be used as a soil-improver, plant-growth irritant and fertilizer promoter b) Industry: used as oil or mine drilling mud stabilizer 25kg/paper bag, 50kg/plastic woven bag with PVC lining G.W.: 25.15kg, 50.15kg