Chemical Name: 2,3-Dimercaptopropanesulfonic acid sodium salt
CAS No.: 4076-02-2
Molecular Fomula: C3H7NaO3S3
Molecular weight: 210.27
Appearance: White powder
Assay:95%
Chemical Name: 2,3-Pyridinedicarboxylic anhydride
CAS No.: 699-98-9
Molecular Fomula: C7H3NO3
Molecular weight: 149.1
Appearance: Off-white or light brown crystalline powder