Sulfanilic Acid 99% Min For Food Color

Sulfanilic acid is white fine powder with low content of free aniline and purity 99% min.    Specification of Sulfanilic acid: Test item Standard specification Test result Appearance white crystal powder white crystal powder Purity 99% min 99.03% Free aniline 0.01% max 0.0087% Water insoluble matter          0.1% max 0.014% Moisture  0.5% max 0.27% Use: Sulfanilic acid is the ideal raw material intermedi…