Description

Basic Lead Chromate Orange is a high-performance inorganic pigment known for its vibrant orange hue and excellent opacity. This compound is valued for its superior lightfastness, chemical stability, and heat resistance, making it a critical component in durable colorant systems. It is primarily utilized by manufacturers in the coatings, plastics, and printing ink industries seeking consistent, high-quality pigmentation for their products.

Application

• Industrial Coatings: Used in primers, automotive finishes, and heavy-duty machinery paints for corrosion resistance and color stability.
• Plastics Coloring: Imparts bright, stable orange color to PVC, polyolefins, and other engineering plastics.
• Printing Inks: A key pigment for producing vivid orange shades in packaging and publication gravure inks.
• Ceramic Glazes & Enamels: Provides stable coloration in high-temperature firing processes for tiles and sanitaryware.
• Safety & Marking Paints: Employed in traffic paints, safety equipment, and industrial zone markings for high visibility.
• Masterbatch Production: Serves as a concentrated colorant for compounding into plastic and rubber masterbatches.

Basic Information

Product Name	Basic Lead Chromate Orange
CAS No.	1344-38-3
Molecular Formula	PbCrO4·PbO
Molecular Weight	546.38 g/mol
Synonyms	Chrome Orange; Chrome Orange Medium; Lead Chromate Orange; Chrome Orange Pigment; CI Pigment Orange 21; CI 77601; Basic Lead Chromate; Orange Chrome
EINECS	215-693-7

Quality Control

Our Basic Lead Chromate Orange is manufactured under stringent quality control protocols to ensure batch-to-batch consistency and performance. The product is tested against key parameters including color strength, particle size distribution, and chemical composition. A Certificate of Analysis (COA) detailing purity, heavy metal content, and physical properties is provided with every shipment to guarantee compliance with your specifications and relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and reducing agents. Keep container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Bright Orange Powder
Identification (IR)	Conforms
Assay (as PbCrO4·PbO)	≥ 96.0 %
Lead Content (as Pb)	Contact for details
Chromium Content (as Cr)	Contact for details
Moisture Content	≤ 1.0 %
Oil Absorption	15 - 25 g/100g
Particle Size (Hegman Grind)	≥ 6.0
pH (10% Aqueous Slurry)	6.0 - 8.0
Specific Gravity	6.0 - 6.5

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