Description

Zinc Potassium Chromate is an inorganic compound primarily recognized for its strong oxidizing properties. This characteristic makes it a valuable chemical agent in industrial processes where controlled oxidation is required. It is sought after by manufacturers in sectors such as corrosion-resistant coatings, specialty pigments, and specific chemical synthesis.

Application

• Corrosion Inhibiting Pigments: A key component in the formulation of primers and anti-corrosive paints for metals, particularly in marine and industrial environments.
• Specialty Coatings: Used in the production of wash primers and surface treatment coatings to enhance adhesion and corrosion resistance.
• Chemical Synthesis: Serves as an oxidizing agent in specific organic synthesis and inorganic chemical manufacturing processes.
• Wood Preservatives: Employed in certain formulations designed to protect wood from biological degradation.
• Analytical Reagent: Utilized in laboratory settings for specific qualitative and quantitative analytical procedures.
• Ceramic and Glass Coloring: Acts as a colorant in the production of specialty ceramics and colored glass.

Basic Information

Product Name	Zinc Potassium Chromate
CAS No.	37224-57-0
Molecular Formula	K2CrO4·3ZnCrO4·Zn(OH)2 (commonly represented)
Molecular Weight	Contact for details
Synonyms	Zinc Yellow; Potassium Zinc Chromate; Zinc Potassium Chromate Yellow; C.I. Pigment Yellow 36; Chromic acid, zinc potassium salt; Zinc Chrome; Buttercup Yellow; Citron Yellow
EINECS	253-418-0

Quality Control

Our Zinc Potassium Chromate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and performance. The product is tested against key parameters including purity, heavy metal content, and specific chemical composition. Certificates of Analysis (COA) documenting these results are available for every shipment to support your quality assurance and regulatory compliance needs.

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 reducing agents, organic substances, and acids. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Yellow powder
Identification (IR)	Conforms
Assay (as ZnK2(CrO4)2)	≥ 95.0%
Water Soluble Matter	≤ 1.0%
Chloride (Cl)	≤ 0.1%
Sulfate (SO4)	≤ 0.5%
Lead (Pb)	≤ 20 ppm
Moisture Content	≤ 1.0%

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