... soda ash consumption: GB1886 - 1992 Index nameClass indicatorsExcellentFirst-class goodsFirst-class goodsAlkaloids volume (dry basis of the mass fraction of Na2CO3 ... Insoluble% ≤0.03Technical indicators for the quality of soda ash consumption: GB1886 - 1992Package: 25kg,40kgs or ... ,printing,food stuff, glass, enamel, medication,paper-making and other chemical. 99.2% Soda Ash Dense (Na2CO3) manufacturer ...