Sodium bicarbonate food grade Molecular formular:NaHCO3 Molecular weight:84.01 H.S.:28363000 CAS NO.:144-55-8 White crystal powder Main content:99.0% min Heavy metal as Pb:0.0005% max Loss on drying:0.2% max Ph value:8.6 Packing:in plastic woven bag with inner polythene bag,25kgs net each.