Sulfanilic acid anhydrous, for analysis, ExpertQ®, ACS, Reag. Ph Eur

- Synonyms: 4-Aminobenzenesulfonic acid, Aniline-4-sulfonic acid, p-Anilinesulfonic acid
- C6H7NO3S
- M = 173,19 g/mol
- CAS [121-57-3]
- EINECS-No.: 204-482-5
- Solub. in water: (20 ºC): 10 g/l
- Melting point: 288 ºC (decomposes)
- LD 50 (oral, rat): 12300 mg/kg
- EC-Index-No.: 612-014-00-X
- GHS-signal word: Warning
- GHS-H sentences: H315 - H319 - H317
- GHS-P sentences: P261 - P280 - P305+P351+P338 - P321 - P333+P313 - P501a
- Tariff number: 2921 42 00 60
- Applications: analytical chemistry, laboratory reagent, for determination of: nitrites, synthesis of organic products, manufacture of dyes, antibacterian.

SPECIFICATIONS
assay (acidimetric): 99,0 - 102,0 %
identity (IR-spectrum): passes test
insoluble in Na2CO3 solution: max. 0,01 %
chlorides (Cl): max. 0,002 %
nitrites (NO2): max. 0,5 ppm
sulfates (SO4): max. 0,005 %
heavy metals: max. 0,001 %
loss on drying : max. 0,5 %
residue on ignition: max. 0,01 %