SoleChem

C.I. pigment red 57:1

CAS 5281-04-9
EC 226-109-5
Formula C18H14N2O6S.Ca
MW 430.34 g/mol
Pigments & Colorants Printing & PackagingCoatings, Adhesives, Sealants & ElastomersPersonal Care & Cosmetics

Description

C.I. Pigment Red 57:1 (CAS 5281-04-9) is a calcium salt azo pigment known commercially as Carmine 6B, D&C Red 7, and CI 15850. It carries no E-code designation and is classified under HS code 3204170000. The pigment delivers a bluish-red hue with strong tinting strength across a range of industrial substrates.

In printing inks, it provides the deep magenta tones required for process colour work, bonding effectively to both oil-based and resin systems. In cosmetic formulations such as lipsticks and blushes, its calcium lake structure ensures colour stability and controlled bleed resistance. Coatings and adhesive systems use it where consistent red saturation is required across production batches.

Supplied as a fine powder or crystalline solid, this pigment is subject to REACH registration requirements for EU market entry. Cosmetic-grade material must comply with applicable EU cosmetics regulation annexes. Packaging formats typically follow standard industrial drum or bag configurations depending on order volume.

Physical Properties

Density 0.352-1.7[at 20℃]
Color Red to Dark red to Brown
Form powder to crystal
Water Solubility 8.9mg/L at 25℃
Vapor Pressure 0Pa at 25℃
Log P 0.65-2.4 at 23-25℃

Trade & Regulatory

HS Code 3204170000
Storage Class 11 - Combustible Solids
WGK (Germany) 1

Other Names

Lithol Rubine BkD&C Red No. 7Lithol Rubin BCAD&C Red 71862 RedCI 15850Carmine 6BLitholrubineBK

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