Sodium salts of sulfonate naphthalene formaldehyde
we have three kinds of sodium salts of sulfonated naphthalene formaldehydrate, it is super plasticizer, could be used as concrete admixture.
Synonyms: SNF, NSF
HS Code: 38244010
1.FDN-A Na2SO4 less than 5%
2.FDN-AI/B Na2SO4 Less than 10%
3.FDN-AII/C Na2SO4 less than 18%
Specification for FDN-A
yellowish brown powder
Net starch fluidity(mm)
Contents of Clˉ %
Surface tension (n/m)
One 40'FCL hold 26mts
Min order quantity: one 40'FCL
Package: 40kg bags with PE film inside
Payment terms: 30%prepayment and the rest by facsimile copy of B/L.
We export these goods to India, Saudi Arabia, etc.