... Weight: 126.12; Purity:99.8% Properties:white cystal powder,it can dissolve in glycerine,pyridine,heat ethylene glycol,acetic ... bag,25kg or 40kg per bag,it should be kept dry,shored in cool and well ventilated place,avoiding to ... oxidant together.Quality standard:GB/T9567-1997 Item IndexSuperior-gradeAppearanceWhite powder without any foreign impurityPurity,%,≥99.8Moisture,%,≤0.1Ash content,%,≤ ...