Min. Order Reference FOB Price
20 kg US$16.00-18.00 / kg
Product Description
SPECIFICATION Inspection Items USP requirement Appearance Fluffy, white powder Viscosity(mPa·s) (0.5%W/V) 40000-60000 PH value 2.5-3.5 Loss on drying (%): ≤2.0 Residue on ignition (%): ≤2.0 Heavy metal(ppm): (Pb, As, Hg, Sb) ≤20 Carboxylic acid groups(%) : 56.0-68.0