129783-37-5 Sulfurous acid, monosodium salt, polymer with 1,4-butanediol, 2-butene-1,4-diol, methyloxirane and N,N,2-tris(6-isocyanatohexyl)imidodicarbonic diamide, Me Et ketone oxime-blocked
129783-40-0 Sulfurous acid,monosodium salt, polymer with 2-butene-1,4-diol, methyloxirane andN,N',2-tris(6-isocyanatohexyl)imidodicarbonic diamide, Me Et ketoneoxime-blocked, reaction products with polyethylene-polypropylene glycol mono-Buether