The NSF Polynaphthalen Sulphonate is made of Naphthalene sulfonated by strong sulfuric,condensated by Formaldehyde,neutralized by liquid alkali
Its characteristic :
1.high water reduce
2.strengthen rate
3.non-air entraining
4.early strength ,high strengthen rate
NSF Polynaphthalene Sulphonate ( purity >93%, Na2SO4<5% or <18%, powder )




