Description

Opal Powder CAS NO 14639-88-4 is a high-purity, finely divided inorganic material prized for its unique optical and physical properties. This specialty chemical is essential for creating pearlescent, iridescent, and diffractive visual effects in a wide range of industrial applications. It is a critical raw material for manufacturers in the coatings, plastics, cosmetics, and specialty inks industries seeking to enhance product aesthetics and performance.

Application

• Coatings and Paints: Used as a pearlescent or interference pigment to create metallic, satin, and luster effects in automotive, industrial, and decorative coatings.
• Plastics and Polymers: Incorporated into masterbatches and compounds to impart shimmering visual depth and color travel effects in molded parts, films, and packaging.
• Cosmetics and Personal Care: A key ingredient in nail polishes, eyeshadows, lipsticks, and skin care products to provide shine, glow, and light-diffusing properties.
• Printing Inks: Formulated into security inks, specialty packaging inks, and promotional printing to achieve distinctive optical signatures and anti-counterfeiting features.
• Ceramics and Glazes: Added to ceramic glazes and bodies to produce unique opalescent and crystalline finishes.
• Textile and Leather Finishing: Applied in coatings and finishes for fabrics and leather to create iridescent and high-fashion visual effects.

Basic Information

Product Name	Opal Powder
CAS No.	14639-88-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Opal; Synthetic Opal; Opal Pigment; Pearl Essence; Bismuth Oxychloride-coated Mica; Bismuth Oxychloride (BiOCl); Bismuth Subchloride; Pearl White; 珍珠粉; 珠光粉
EINECS	Contact for details

Quality Control

Our Opal Powder is manufactured under strict quality management systems to ensure batch-to-batch consistency and performance reliability. Quality is verified through rigorous testing of key parameters including particle size distribution, color value, and chemical purity. A Certificate of Analysis (COA) is provided with each shipment, documenting compliance with agreed specifications.

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 away from sources of ignition and incompatible materials. The container must be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Fine white pearlescent powder
Identification (IR)	Conforms to standard
Assay (as BiOCl)	≥ 98.0 %
Particle Size (D50)	5 - 25 µm (Grade dependent)
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic (As)	≤ 3 ppm
Lead (Pb)	≤ 10 ppm

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