Description

Copper Bis(Dihydrogen Phosphate) is an inorganic copper salt with the CAS number 18718-12-2, valued for its role as a source of bioavailable copper and phosphate ions. This compound is essential in applications requiring controlled nutrient release or catalytic activity. It serves key functions in sectors such as agriculture, specialty chemical synthesis, and materials science, where its specific ionic properties are leveraged.

Application

• Agricultural Micronutrient Fertilizer: Used as a copper source in nutrient solutions and foliar sprays to correct copper deficiencies in crops.
• Catalyst Precursor: Serves as a starting material or catalyst in organic synthesis and polymerization reactions.
• Wood Preservative Formulation: Incorporated into treatments to provide fungicidal and insecticidal protection for timber.
• Ceramic and Glass Production: Acts as a colorant and fluxing agent to modify the properties and hues of finished materials.
• Electroplating & Surface Treatment: Provides a source of copper ions for electroplating baths and conversion coatings.
• Laboratory Reagent: Utilized in analytical chemistry and research as a standard or reagent for specific assays.

Basic Information

Product Name	Copper Bis(Dihydrogen Phosphate)
CAS No.	18718-12-2
Molecular Formula	Cu(H2PO4)2
Molecular Weight	257.50 g/mol (anhydrous basis)
Synonyms	Copper(II) dihydrogen phosphate; Cupric bis(dihydrogen phosphate); Copper(2+) dihydrogen phosphate; Dihydrogen copper phosphate; Copper phosphate (Cu(H2PO4)2); Phosphoric acid, copper(2+) salt (1:2)
EINECS	Contact for details

Quality Control

Our Copper Bis(Dihydrogen Phosphate) is manufactured under a quality management system. Each batch undergoes rigorous analytical testing to ensure it meets defined specifications for identity, purity, and composition. A Certificate of Analysis (COA) detailing the results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Blue or blue-green crystalline powder
Identification (IR)	Conforms
Assay (Cu basis)	≥ 24.0 %
Purity (by Titration)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Water Insoluble Matter	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm

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