Acid Red 18 (Food Red No. 102), pure

About this item

Synonyms: Cochineal Red A, New Coccine, Scarlet 3R, Sodium 7-hydroxy-8-((4-sulphonatonaphthalen-1-yl)diazenyl)naphthalene-1,3-disulphonate, Ponceau 4R, Cochenille red

CAS Number:2611-82-7

Formula:C₂₀H₁₄N₂O₁₀S₃

MDL Number:MFCD00004084

Molecular Weight:604.46 g/mol

Storage Temperature:Ambient

Specifications

Environmentally Preferable:

Specifications

Specification Test Results

Appearance:
Red to brown Powder
Infrared spectrum:
Conforms
UV spectrum:
Complies
Solubility:
(0.1 % in water) Clear red to very dark red
Dye content:
≥75 %
Insoluble matter:
≤0.2 % (in water)

Specification Test Results

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