产品描述

Appearance white crystals or crystalline powder m.p.°C 69.0-70.0 Purity, %,>= 99.5 Water content, % =< 0.1 Incandesced residue ,% =< 0.01 Sulfate (as SO4), % =< 0.002 Heavy metal (as Pb), % =< 0.0004 As ,% =< 0.0001 Free cresol(as p-cresol) ,% =< 0.02