Indigo carmine, Hi-Cert™/ACS

SKU:
GRM383
CAS Number : 860-22-0
Molecular Formula : C₁₆H₈N₂Na₂O₈S₂
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Indigo carmine is an organic salt derived from indigo by sulfonation, which renders the compound soluble in water. It is approved for use as a food colorant. It is also a pH indicator.
CAS Number : 860-22-0
Molecular Formula : C₁₆H₈N₂Na₂O₈S₂


Product Identifier

CAS No. 860-22-0
EC No. 212-728-8
C.I. No. 73015
Molecular Formula C₁₆H₈N₂Na₂O₈S₂
Molecular Weight 466.36
HS Code 3212 90 90
Storage Below 30°C
Shelf life 4 years

Technical Specification

Appearance Blue to dark purple to blue-purple crystals or powder having a metallic luster of copper
Solubility 10 ppm in water yields clear solution
Clarity of solution Passes test
Absorption maxima 603 - 615 nm (10 ppm in water)
Loss on drying (at 110°C, 2 hr) <= 10.0%
Sensitivity to nitrate Passes test

Safety Information

Hazard Pictogram(s) ! (Exclamation mark pictogram)
Signal Word Warning
Hazard Statement(s) H302
UN No. Not dangerous goods
Class -
Packing Group -
RTECS DU3000000
WGK 3
CAS Number : 860-22-0
Molecular Formula : C₁₆H₈N₂Na₂O₈S₂
More Information
Product Name Indigo carmine, Hi-Cert™/ACS
SKU GRM383
CAS No 860-22-0
EC No. 212-728-8
Molecular formula C₁₆H₈N₂Na₂O₈S₂
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