... tanning agent,etc.Packing and transportation:packed with plastic bag coated with plastic woven bag,25kg or 40kg per ... gradeAppearanceWhite powder without any foreign impurityPurity,%,≥99.8Moisture,%,≤0.1Ash content,%,≤0.03Formaldehyde dissolve testAll dissolve in 10 minutesTurbidity(kaolin ... (platium-cobalt)number20PH value7.5-9.5 We supply 1,3,5-triazine-2,4,6-triaminemelamine powder for Melamine ...