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Organic Acids

Sulphanilic Acid AR/ACS

RA002529 CAS 121-57-3 AR/ACS

Identity

Product code
RA002529
CAS number
121-57-3
Grade
AR/ACS
Purity
99%
Molecular formula
C6H7NO3S
Molecular weight
173.19

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour White crystalline —
Odour Odorless —
Melting point/ Freezing point [°C] Min 300 °C °C
Density [g/cm3] 1.485 g/cm3 g/cm3

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance White crystalline powder — —
Assay 99.0 - 102.0 % % alkalimetric
Chloride (Cl) Max 0.002 % % —
Insoluble in Sodium carbonate solution Max 0.02 % % —
Nitrite (NO2) Max 0.00005 % % —
Residue on ignition Max 0.01 % % —

3 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
100 g RA002529-PK-100G
500 g RA002529-PK-500G