Sudan II 90% Dye, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Synonyms: 1-(2,4-Dimethylphenylazo)-2-naphthol, Solvent Orange 7, 1-((2,4-Dimethylphenyl)diazenyl)naphthalen-2-ol

199656-25G
199656-25GEA 54.9 EUR
199656-25G
Sudan II 90% Dye, Sigma-Aldrich®
Sudan II
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Specification Test Results

Appearance Orange to dark red powder
Infrared spectrum Conforms to Structure
UV-visible spectrum In methanol (E494 (±3 nm) = 14000 (minimum); E422 (±3 nm) = 9000 (minimum))
Carbon 68.8 - 87.6%
Nitrogen 8.9 - 11.4%
Solubility 10 mg/ml, CHCL₃; clear to opaque, orange to red solution

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