2-Formylbenzenesulfonic acid sodium salt
Other names:Benzaldehyde-2-sulfonic acid, sodium salt; benzaldehyde-2-sodium sulphonate;2-formylbenzenesulfonic acid
CAS number: 1008-72-6
EINECS number: 213-758-4
Formula: C7H5NaO4S
Molecular weight: 208.16407
Enterprise standard :
| Item |
Premium Grades |
First grade(Damp) |
| Appearance |
White crystal |
White crystal |
| purity |
95.0% min |
85.0% min |
| water |
1.0% max |
----- |
| inorganic salt |
1.0% max |
4.0% max |
Product use: Synthesis is fluorescent whitening agent CBS, three benzene methane dyes and experts of the main N intermediates |
