... in glass, metallurgy, petroleum chemical industry Soda Ash Light 98.8% Min industrial use1) Specification:Appearance: white crystal powderSolubility: easily soluble ... : GB210-92 first gradeFormula: Na2CO3 EC number: 207-838-8 2) Packing: 25kg/bag, 50kg/bag, 75bag/kg, 1000kg/bag ... %) 0.85Iron (As the Fe %) 0.002Insoluble in water % 0.03 Soda Ash Light 98.8% Min industrial use