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CAS RN: 1260-17-9 | Product Number: C0782

Carminic Acid (Natural dye)

7   ≥20 
4   ≥20 

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Product Number C0782
Molecular Formula / Molecular Weight C__2__2H__2__0O__1__3 = 492.39  
Physical State (20 deg.C) Solid
CAS RN 1260-17-9
PubChem Substance ID 87565853
Merck Index (14) 1843
Colour Index 75470
MDL Number


Appearance Orange to Brown to Dark red powder to crystal
Purity(qNMR) min. 85 %
Lambda max. 490.0 to 496.0 nm(0.1mol/L HCL)
Absorbance(E1%1cm) min. 120(0.1mol/L HCl, 490.0 to 496.0 nm)(calcd.on dried substance)
Drying loss max. 10.0 %
Properties (reference)
Maximum Absorption Wavelength 495(0.1mol/L HCl) nm
Solubility in water Soluble
Solubility (soluble in) Alcohol
Solubility (insoluble in) Ether,Benzene
Related Laws:
EC Number 215-023-3
Transport Information:
HS Number 3203001000
PubMed Literature

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