potassium bicarbonate tech. grade

pecification: Technical Grade QWH-J02-02-92 INSPECTION ITEM UNIT STANDARD Purity % ≧ 98.5 Chloride(as KCL) %≦ 0.08 Sulphates(as K2SO4) % ≦ 0.08 Iron % ≦ 0.002 Water insolubles % ≦ 0.03 Appearance - white Product Name: Potassium Bicarbonate Molecular formula: KHCO3 Molecular weight: 100.114 CAS NO.:298-14-6 HS CODE: 28364000 Property: Potassium Bicarbonate is colorless and transparent crystal. The relative density is 2.17. It is stable in the air. It is soluble in water,