Metanil yellow

Supplier: Thermo Scientific
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Synonyms: 3-(4-Anilinophenylazo)benzenesulphonic acid sodium salt, Acid Yellow 36

413720010 413721000 413722500
ACRO413720010EA 353 GBP
ACRO413720010 ACRO413721000 ACRO413722500
Metanil yellow
Metanil Yellow
Formula: C₁₈H₁₄N₃NaO₃S
MW: 375,38 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00007486
CAS Number: 587-98-4

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Specification Test Results

Appearance Golden to orange Powder
Infrared spectrum Conforms
Dye content ≥88 %
UV Lambda max 413 to 419 nm (in methanol)
Specific absorbance A (1%/1cm) ≥400
Visual transition interval from pH 1.2 (red) to 2.3 (yellow)

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