Description

Calcium Orange CAS NO 138067-56-8 is a high-purity, light-sensitive colorant compound. This product is valued for its consistent chromatic properties and stability in specific formulations, making it a critical component for achieving precise and reliable coloration. It is primarily utilized by manufacturers in the cosmetics, personal care, and specialty chemical industries where color fidelity and batch-to-batch consistency are paramount.

Application

• Primary colorant in the formulation of lipsticks, blushes, and other pigmented cosmetic products.
• Key ingredient for hair colorants and dyes, providing vibrant and lasting color.
• Used in the production of soaps, bath products, and decorative cosmetics.
• Employed as a color additive in select industrial coatings and plastics where specific orange hues are required.
• Potential use in the coloration of specialty inks for non-food contact applications.

Basic Information

Product Name	Calcium Orange
CAS No.	138067-56-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Calcium Orange; CI 77220; Pigment Orange; Calcium 4-[(2-hydroxy-1-naphthyl)azo]-3-nitrobenzenesulfonate; Calcium Lake Orange; Cosmetic Orange; D&C Orange No. 17 Lake; Calcium salt of Orange II
EINECS	Contact for details

Quality Control

Our Calcium Orange is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets stringent specifications for color value, purity, and heavy metal content, aligning with cosmetic and industrial grade requirements. Certificates of Analysis (COA) documenting these parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep the container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	Orange to red-orange powder
Identification (IR)	Conforms to standard
Assay (Colorant Content)	Min. 95%
Loss on Drying	Max. 2.0%
Heavy Metals (as Pb)	Max. 20 ppm
Arsenic (As)	Max. 3 ppm
Lead (Pb)	Max. 10 ppm
Particle Size (Typical)	Passes through 200 mesh

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.