molecular weight solubility (g/ g) in water at in water at in alcohol at in dimethyl benzene at specification (fcciv, ) assay(as c h o ) %~ %(anhydrous basis) melting point oc~ oc arsenic(as as) mg/kg max heavy metals(as pb) mg/kg max maleic acid % max residue on ignition % max water % max uses : maninly...