Chemical name: | 4-Nitrotoluene-2-Sulphonic Acid |
Structural formula: |
|
Molecular formula: | C7H7NO5S |
Molecular weight : | 217.1992 |
CAS number : | 121-03-9 |
Application: | |
It is an intermediates for direct dyestuff . |
Specification:
Appearance | Light white crystals |
Assay | 80% (Reduction of zinc powder) |
Free Acid | 3.0% |
Loss on drying | 0.1% |