Description

Green 4 is a synthetic organic pigment belonging to the phthalocyanine class, identified by CAS No. 1342-33-2. This high-performance colorant is valued for its exceptional color strength, stability, and versatility across demanding industrial applications. It is a critical raw material for manufacturers in the coatings, plastics, and specialty inks industries seeking vibrant, durable green hues.

Application

• Industrial Coatings and Paints: Used in automotive, architectural, and industrial maintenance paints for its excellent lightfastness and weather resistance.
• Plastics and Masterbatch Coloring: Imparts stable and intense green coloration to polymers like PVC, polyolefins, and engineering plastics during processing.
• Printing Inks: A key pigment for high-quality packaging, publication, and specialty inks requiring consistent color reproduction.
• Synthetic Fibers and Textiles: Employed in the mass coloration of fibers where high wash and light fastness are required.
• Artists' Colors: Used in the formulation of professional-grade artists' paints, pastels, and other color media.
• Specialty Applications: Suitable for colored pencils, wax chalks, and other stationery or decorative products.

Basic Information

Product Name	Green 4
CAS No.	1342-33-2
Molecular Formula	C32H2Cl14CuN8
Molecular Weight	1058.17 g/mol
Synonyms	Phthalocyanine Green G; C.I. Pigment Green 7; Copper Phthalocyanine Green; Chlorinated Copper Phthalocyanine; Polychloro Copper Phthalocyanine; PG7; C.I. 74260; Phthalo Green
EINECS	215-524-7

Quality Control

Our Green 4 pigment is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Key parameters such as color strength, shade, particle size distribution, and chemical purity are rigorously tested against established specifications. A Certificate of Analysis (COA) detailing these results is provided with every shipment to guarantee compliance with your technical requirements.

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 strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Green Powder
Identification (IR)	Conforms
Color Strength	100 ± 5% (vs. Standard)
Hue	Within agreed tolerance
Moisture Content	≤ 2.0%
Residue on Sieve (45μm)	≤ 0.5%
Water Soluble Matter	≤ 1.5%
Chloride Content	By agreement

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