Sulphanilic Acid AR 500g
Laboratory Applications:
The diazonium salt of sulfanilic acid may be used in the preparation of azo dyes such as o-anisaldehyde, orange I and orange II.
It may also be used in the preparation of 2,6-dibromoaniline via bromination followed by desulfonation
| grade | AR reagent |
| assay | 98.0-102.0% (ACS specification) |
| 99% | |
| form | powder |
| ign. residue | ≤0.01% |
| mp | >300 °C (lit.) |
| anion traces | chloride (Cl–): ≤0.002% |
| nitrite (NO2–): ≤0.5 ppm | |
| sulfate (SO42-): ≤0.01% |
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