Description

Aluminum Metaphosphate CAS NO 13776-88-0 is an inorganic phosphate compound valued for its thermal stability and refractory properties. This material serves as a crucial intermediate and additive in high-temperature industrial processes and specialty material synthesis. It is primarily utilized by manufacturers in the ceramics, glass, and refractory industries, as well as in the formulation of specific catalysts and metal surface treatments.

Application

• As a fluxing agent and stabilizer in the production of specialty glasses and optical glasses.
• As a key component in the formulation of high-temperature refractory cements and binders.
• In the ceramics industry as a sintering aid to control microstructure and enhance density.
• As a precursor or additive in the synthesis of advanced ceramic materials and composites.
• In surface treatment formulations for metals to provide corrosion-resistant coatings.
• As a catalyst or catalyst support in certain petrochemical and organic synthesis reactions.
• In the manufacture of abrasives and grinding wheels to improve bonding and performance.

Basic Information

Product Name	Aluminum Metaphosphate
CAS No.	13776-88-0
Molecular Formula	Al(PO3)3
Molecular Weight	263.90 g/mol
Synonyms	Aluminum metaphosphate; Aluminum trimetaphosphate; Metaphosphoric acid, aluminum salt; Aluminum phosphate (Al(PO3)3); Aluminum(III) metaphosphate; Trimetaaluminophosphoric acid; Aluminophosphoric oxide
EINECS	237-415-0

Quality Control

Our Aluminum Metaphosphate is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity and compliance with agreed-upon specifications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profiles, and physical parameters is provided with every shipment to guarantee traceability and quality assurance for our industrial partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White powder or lumps
Identification (IR)	Conforms
Assay (as Al(PO3)3)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Iron (Fe)	≤ 50 ppm
Chloride (Cl)	≤ 100 ppm
Sulfate (SO4)	≤ 200 ppm

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