Description

Cadmium Sulfide (CdS), Solid Solution with Zinc Sulfide, Copper Chloride-Doped is a specialized inorganic pigment and semiconductor material engineered for precise optical and electronic properties. This compound matters for its ability to provide stable, vibrant color and tailored photoconductive characteristics in demanding industrial environments. It is primarily needed by manufacturers in the pigments, electronics, and specialty glass sectors seeking high-performance functional materials.

Application

• High-Performance Pigments: Used in plastics, ceramics, and coatings requiring excellent thermal stability and lightfastness.
• Photoconductive Devices: A key component in photoresistors, light sensors, and photocells due to its semiconductor properties.
• Optical Filters and Glass: Employed in the production of colored glass and optical filters that absorb specific wavelengths.
• Luminescent Materials: Acts as a host or dopant in phosphors for displays and lighting applications.
• Electrophotography: Used in certain photocopier and laser printer drum coatings.
• Catalysis: Serves as a catalyst or catalyst support in select chemical synthesis processes.

Basic Information

Product Name	Cadmium Sulfide (CdS), Solid Solution with Zinc Sulfide, Copper Chloride-Doped
CAS No.	68512-49-2
Molecular Formula	(Cd,Zn)S:Cu,Cl (Variable composition)
Molecular Weight	Contact for details
Synonyms	Cadmium Yellow Pigment; Cadmium Zinc Sulfide Copper Chloride; C.I. Pigment Yellow 35; Cadmium Lithopone; Copper-Activated Cadmium Zinc Sulfide; Photoconductive CdS:ZnS:Cu,Cl; Cadmium Sulphide Zinc Sulphide Solid Solution
EINECS	Contact for details

Quality Control

Our Cadmium Sulfide (CdS), Solid Solution with Zinc Sulfide, Copper Chloride-Doped is manufactured under strict process controls to ensure batch-to-batch consistency for critical applications. Quality is verified against stringent internal specifications covering color value, particle size distribution, chemical composition, and impurity levels. Certificates of Analysis (COA) documenting these parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Keep container tightly sealed when not in use to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (XRD)	Conforms to standard
Assay (as CdS, ZnS)	≥ 98.0%
Color Strength	± 5% of standard
Particle Size (D50)	0.5 - 2.0 µm
Moisture Content	≤ 0.5%
Heavy Metals (as Pb)	≤ 50 ppm
Soluble Salts	≤ 0.1%

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