Description

Distrontium Diphosphate is an inorganic compound with the chemical formula Sr2P2O7. This strontium pyrophosphate is valued for its thermal stability and specific optical and electrical properties, making it a material of interest for advanced industrial applications. It is primarily utilized in the manufacturing of specialty ceramics, phosphors, and as a component in specific glass formulations and catalysts.

Application

• Ceramics & Glass Manufacturing: Used as a fluxing agent and to modify thermal expansion properties in specialty ceramics and glass compositions.
• Phosphor & Luminescent Materials: Serves as a host lattice or dopant material in the production of phosphors for lighting, displays, and X-ray intensifying screens.
• Catalyst & Catalyst Support: Employed as a support material or active component in certain catalytic processes, including organic synthesis and exhaust gas treatment.
• Fire Retardant Additive: Incorporated into polymer and coating formulations to enhance flame retardancy and smoke suppression.
• Dental & Biomedical Materials: Investigated for use in bioactive ceramics and composites for dental and bone repair applications due to strontium's osteogenic properties.
• Corrosion Inhibitive Pigments: Used in the formulation of anti-corrosive primers and coatings for metal protection.
• Electronic Materials: Applied in the fabrication of dielectric layers, piezoelectric components, and other electronic ceramics.

Basic Information

Product Name	Distrontium Diphosphate
CAS No.	13812-81-2
Molecular Formula	Sr2P2O7
Molecular Weight	349.60 g/mol
Synonyms	Strontium Pyrophosphate; Diphosphoric Acid, Distrontium Salt; Strontium Diphosphate; Pyrophosphoric Acid, Strontium Salt (1:2); Sr2P2O7; Strontium Pyrophosphate (Sr2P2O7); Distrontium(2+) diphosphate
EINECS	237-455-6

Quality Control

Our Distrontium Diphosphate is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee consistency and traceability 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). Keep away from incompatible materials such as strong acids. The product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent caking or degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Sr2P2O7)	≥ 98.0 %
Loss on Drying	≤ 1.0 %
Particle Size (D50)	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Chloride (Cl)	≤ 0.1 %
Sulfate (SO4)	≤ 0.1 %

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