Naphthalene-based Superplasticizer
Dec 25, 2009
Description
FDN is a high range water reducer, high concentrate naphthalene-based superplasticizer, also named Naphthalene Sulfonate Formaldehyde Condensate (NSF), SNF, PNS, etc..
FDN is made of naphthalene, sulforic acid, formalin and alkali, .....
MUHU(China) Construction Materials Co.Ltd