Demol-N Synonym Name:Sodium salt of polynaphthalene sulfonic acid CAS No.:36290-04-7 ... , or used as softener of vat dye, levelling agent, softener of tannage or water removing agentPacking & storage 25kg kraft bag, valid period ... (Na2O+0. 685K2O) %0.6maxChroma , 2% solution5maxCaO,%0.04maxInsolubility in water,%0.1maxPH , 2% solution 9.0-10.0Chloride,%0.1maxFineness ...