
Sulphanilic acid ACS
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:121-57-3
:
Formula:4-(H₂N)C₆H₄SO₃H
MDL Number:MFCD00007886
:173.19 g/mol
Merck Index:13,09012
Boiling Pt:363 °C (1013 hPa)
Melting Pt:365 °C
Density:1,485 g/cm³ (25 °C)
EINECS:204-482-5
:GHS07
Storage Temperature:Ambient
Specification Test Results
- Appearance:Off-white Crystalline powder
- Infrared spectrum:Conforms
- Residue after ignition:≤0.01 %
- Titration with NaOH:98.0 to 102.0 %
- Chloride (Cl):≤20 ppm
- Nitrite (NO2):≤0.5 ppm
- Sulfate (SO4):≤100 ppm
- Insoluble matter:≤0.02 % (in sodium carbonate solution)
Specification Test Results
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