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Ultramarine Blue

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Catalog Number CI-SC-0147
Product Name Ultramarine Blue
CAS 57455-37-5
Description Color group: blue. Inorganic, high-purity pigment. Made from kaolin, sodium sulfate, sodium carbonate, sulfur, and charcoal.
Solubility Insoluble, but miscible in water & oils
Appearance Fine blue powder
Application All kinds of color cosmetics (in the US prohibited for lip care products), personal care products, soaps.
Storage Store light-protected at a cool and dry place
Composition CI 77007 (Ultramarine blue)
Features And Benefits Provides superior color purity and saturationOutstanding dispersibility, no aggregate formation
GMO GMO-free (does not contain plant-derived components)
HS Code 3206420000
INCI CI 77007 (Ultramarine blue)
Manufacture Ultramarines are obtained by calcining at temperatures above 700 �C. a mixture of kaolin, sulfur, sodium carbonate, silicious matter, sodium sulfate, and carbonaceous matter, but not necessarily all these substances, to produce a single color. The ultramarines are complex sodium aluminum sulfosilicates having a typical formula Na(AlSiO)S with proportions of each element varying with each color.
Preservation Preservative-free
Purity Grade No purity grade applicable
Raw Material Source Iron-free kaolin, sodium sulfate, sodium carbonate, sulfur, and charcoal
Uses Can be tinted with titanium dioxide to create different blue shades. For external use only.
Custom Q&A

What is the chemical formula of Pigment Blue 29?

The chemical formula of Pigment Blue 29 is Al6Na8O24S3Si6.

What are some synonyms for Pigment Blue 29?

Some synonyms for Pigment Blue 29 are Ultramarine Blue, CI Pigment Blue 29, Cosmetic Blue U, and Sanylene Blue 39-93.

What is the specific gravity of Pigment Blue 29?

The specific gravity of Pigment Blue 29 is 2.3.

What are some common uses of Pigment Blue 29?

Pigment Blue 29 can be used in paints, rubber, plastics, inks, tarpaulins, lacquers, construction, colorants for machinery, toy enamels, printing inks, rubber products, soaps, cosmetics, and textile printing.

What is the heat resistance of Pigment Blue 29?

The heat resistance of Pigment Blue 29 is at least 350°C.

What is the light fastness rating of Pigment Blue 29?

The light fastness rating of Pigment Blue 29 is 7-8.

What is the oil absorption percentage of Pigment Blue 29?

The oil absorption percentage of Pigment Blue 29 is 15-20%.

What is the maximum amount of free sulphur allowed in Pigment Blue 29?

The maximum amount of free sulphur allowed in Pigment Blue 29 is 0.15%.

What is the density of Pigment Blue 29?

The density of Pigment Blue 29 is 5.00 g/cm3.

What is the tinting strength range of Pigment Blue 29?

The tinting strength range of Pigment Blue 29 is 80-90%.

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