五月开心激情网,国产在线精品一区不卡,国产精品一在线免费观看,国产一区精品无码,无码国产真人正片在线观看,国产成人亚洲日韩欧美久久

Products

4-β-Hydroxyethylsulfonyl sulfate aniline-2-sulfonic acid

English name: Aniline-4-beta-ethyl sulfonyl sulfate-2-sulfonic acid
Alias: Sulfonic para base ester
Structural formula:  

Molecular formula: C8H11O9S3
Molecular weight: 361.37
CAS NO.: 42986-22-1


Quality index:

Appearance Light purple tide
Content ≥ 65%
Purity ≥ 92%


To use: Reactive dye intermediates used in place of para esters.