... Solubility-Easy dissolved 3.ISO 9001:2000 Sodium Lignosulfonate1. Property.Appearance:Yellow powderCompose:Lignosulphonate SodiumIon Type:Negative IonSolubility:Easily dissolved in ... 4-8Ca2+ Mg2+ content, ppm ≤2000Insoluble in water, % ≤1%Sodium sulfonate, % ≤3Water reducing rate8-15%3. Performance and useThis product ... plastic lining.5. non-toxic, non-inflammable, non-explosive. Lignosulphonate sodium