Description

Strontium Hydrogen Orthophosphate is an inorganic salt of strontium and phosphoric acid, known for its utility as a specialized source of strontium and phosphate ions. This compound is valued in industrial and research settings for its role in materials synthesis and as a chemical precursor. It is primarily sought by manufacturers in the ceramics, specialty glass, and phosphor production industries, as well as by research laboratories developing novel materials.

Application

• Phosphor and Luminescent Material Production: Acts as a key precursor in the synthesis of strontium-based phosphors used in lighting, displays, and X-ray intensifying screens.
• Specialty Glass and Ceramics: Used as a fluxing agent and additive to modify the thermal and optical properties of glasses and ceramic glazes.
• Catalyst and Catalyst Support: Serves as a component or support material in certain heterogeneous catalytic processes.
• Laboratory Research & Chemical Synthesis: Employed as a reagent for preparing other strontium compounds or in materials science research.
• Fire Retardant Formulations: Can be incorporated as a component in certain flame-retardant systems for polymers.
• Dental and Biomedical Materials: Investigated for potential use in bioactive ceramics and bone cement composites due to the presence of strontium and phosphate ions.

Basic Information

Product Name	Strontium Hydrogen Orthophosphate
CAS No.	13450-99-2
Molecular Formula	SrHPO₄
Molecular Weight	183.60 g/mol
Synonyms	Strontium hydrogen phosphate; Strontium phosphate monobasic; Acid strontium phosphate; Strontium biphosphate; Dibasic strontium phosphate; Strontium orthophosphate monohydrogen; EINECS 236-641-2
EINECS	236-641-2

Quality Control

Our Strontium Hydrogen Orthophosphate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A detailed Certificate of Analysis (COA) documenting purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical applications.

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 to off-white powder
Identification (IR)	Conforms
Assay (SrHPO₄)	≥ 98.0 %
pH (5% slurry)	5.0 - 7.0
Loss on Drying	≤ 2.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO₄)	≤ 0.05 %
Heavy Metals (as Pb)	≤ 10 ppm

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