Description

Aluminum Hydroxyphosphate is an inorganic compound of significant industrial and commercial importance. Its unique chemical structure makes it a valuable functional material in various high-performance applications. This product is essential for manufacturers in the pharmaceutical, personal care, and advanced materials sectors seeking reliable and consistent quality. We supply high-purity grades to meet the stringent requirements of global B2B customers.

Application

• Pharmaceutical Excipient: Used as an adjuvant in vaccine formulations to enhance immune response.
• Personal Care & Cosmetics: Acts as an opacifying agent, viscosity modifier, and stabilizer in creams, lotions, and antiperspirants.
• Ceramics & Advanced Materials: Serves as a precursor or additive in the synthesis of specialty ceramics and inorganic composites.
• Catalyst & Catalyst Support: Utilized in certain catalytic processes and as a support material due to its surface properties.
• Flame Retardant Additive: Incorporated into polymer systems to improve fire resistance.
• Dental & Biomedical Materials: Employed in cements and bone graft substitutes for its biocompatibility and setting properties.

Basic Information

Product Name	Aluminum Hydroxyphosphate
CAS No.	66578-77-6
Molecular Formula	AlO4P (Variable, typically a hydrated complex)
Molecular Weight	Variable (Contact for details)
Synonyms	Aluminum phosphate hydroxide; Aluminum hydroxy phosphate; Basic aluminum phosphate; Aluminum orthophosphate hydroxide; AHP; AlPO4·xAl(OH)3·yH2O; Adju-Phos® (trade name); Alhydrogel® (related adjuvant)
EINECS	Contact for details

Quality Control

Our Aluminum Hydroxyphosphate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the required specifications for purity, particle size, and chemical composition. Certificates of Analysis (COA) are provided with every shipment. We can supply grades suitable for applications requiring compliance with GMP, ICH Q7, and other relevant pharmaceutical or industrial guidelines.

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); ensure the container is sealed immediately after use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or gel
Identification (IR)	Conforms
Assay (as Al2O3)	Contact for details
Assay (as P2O5)	Contact for details
pH (Suspension)	5.0 - 7.0
Loss on Drying	≤ 15.0 %
Particle Size Distribution	Tailored to grade
Heavy Metals	≤ 20 ppm
Endotoxin (LAL)	< 5.0 EU/mg (for adjuvant grade)

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