Description

Aluminum Dihydrogen Phosphate is an inorganic acid salt with the molecular formula Al(H2PO4)3. This compound is valued for its dual functionality as a source of both aluminum and phosphate ions, making it a versatile intermediate and additive in industrial processes. It is primarily utilized in sectors requiring high-temperature binders, corrosion-resistant coatings, and specialized catalysts.

Application

• Refractory Binders and Cements: Acts as a high-strength inorganic binder for refractory materials, ceramics, and foundry molds, providing excellent thermal stability.
• Corrosion-Resistant Coatings: Used in the formulation of anti-corrosive primers and coatings for metals, particularly steel and aluminum substrates.
• Catalyst and Catalyst Support: Serves as a catalyst precursor or support material in various organic synthesis and petrochemical reactions.
• Adhesives and Sealants: Imparts fire resistance and durability to inorganic adhesives and high-temperature sealants.
• Wood Treatment and Flame Retardancy: Functions as a component in fire-retardant treatments for wood and other combustible materials.
• Ceramic and Glass Production: Used as a fluxing agent and to modify the thermal expansion properties in specialty glasses and ceramic glazes.

Basic Information

Product Name	Aluminum Dihydrogen Phosphate
CAS No.	13530-50-2
Molecular Formula	Al(H2PO4)3
Molecular Weight	317.94 g/mol
Synonyms	Aluminum Phosphate Monobasic; Aluminum Tri(dihydrogen phosphate); Phosphoric Acid, Aluminum Salt (1:?); Aluminium Dihydrogen Phosphate; Aluminum Acid Phosphate; Aluminium Bis(Dihydrogen Phosphate); Aluminium Phosphate (Al(H2PO4)3)
EINECS	236-875-7

Quality Control

Our Aluminum Dihydrogen Phosphate is manufactured under a strict quality management system. Each batch is tested to ensure it meets precise chemical and physical specifications relevant for industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee consistency and reliability for your processes.

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 and hydrolysis. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White powder or crystalline solid
Identification (IR)	Conforms
Assay (Al(H2PO4)3)	≥ 96.0 %
pH (1% Solution)	2.0 - 4.0
Loss on Drying	≤ 5.0 %
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.