C.I. Pigment Red 172
C.I. Pigment Red 172, also known as C.I. Food Red 14:1, is a synthetic colorant approved for use in foodstuffs. In research, it is utilized as a histological stain and in various in vitro assays to study dye interactions and stability.
Product Specifications
CAS Number
12227-78-0
Product Name Alternative
C.I. Pigment Red 172, Erythrosine-aluminum lake, Tetraiodofluorescein, Pigment Red 172
Purity
98.02% (May vary between batches)
Solubility
DMSO:20 mg/mL (23.48 mM) ; H2O:< 1 mg/mL (insoluble or slightly soluble) ; Ethanol:< 1 mg/mL (insoluble or slightly soluble)
Molecular Weight
851.86
Storage Conditions
-20°C
Notes
For research use only.
Available Sizes
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