Description

Potassium Zinc Phosphate is an inorganic compound with the chemical formula KZnPO₄, serving as a key source of zinc and phosphate ions in specialized formulations. This compound is valued for its role in creating protective and functional coatings, particularly in corrosion-inhibiting primer systems for metals. It is primarily sought by manufacturers in the paints & coatings, metal treatment, and specialty ceramics industries for its synergistic properties.

Application

• Corrosion-Inhibiting Pigment: A critical component in primer formulations for steel, aluminum, and other metal substrates, providing long-term protection.
• Metal Surface Treatment: Used in conversion coatings and pretreatments to enhance paint adhesion and substrate durability.
• Specialty Glass & Ceramics: Acts as a modifying agent in the production of certain glass types and ceramic glazes, influencing thermal and chemical resistance.
• Dental & Biomedical Cements: Employed in the formulation of zinc phosphate cements for luting and restorative applications.
• Flame Retardant Synergist: Used in combination with other compounds in polymer composites to improve flame-retardant performance.
• Laboratory Reagent: Serves as a starting material or catalyst in various inorganic synthesis and research processes.

Basic Information

Product Name	Potassium Zinc Phosphate
CAS No.	13826-55-6
Molecular Formula	KZnPO₄
Molecular Weight	197.46 g/mol
Synonyms	Zinc Potassium Phosphate; Potassium Zinc Orthophosphate; KZnPO₄; Phosphoric Acid, Zinc Potassium Salt; Zinc Potassium Phosphate (1:1:1); Hopeite Group Mineral (synthetic analogue)
EINECS	Contact for details

Quality Control

Our Potassium Zinc Phosphate is manufactured under a strict quality management system. Each batch undergoes comprehensive analysis to ensure consistent chemical composition, purity, and performance characteristics relevant to its industrial applications. Certificates of Analysis (COA) detailing key parameters are provided and available upon request to support your quality assurance protocols.

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 the container sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (KZnPO₄)	≥ 98.0 %
Zinc (Zn) Content	32.5 - 33.5 %
Phosphate (PO₄) Content	47.0 - 48.5 %
Loss on Drying	≤ 1.0 %
Particle Size (D50)	< 10 µm (or as specified)
Heavy Metals (as Pb)	≤ 20 ppm

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