Description

Trisodium Trioxidophosphane is a specialized inorganic chemical compound with the CAS registry number 15537-82-3. This material serves as a versatile and effective source of phosphate and sodium ions in advanced industrial synthesis and formulation processes. It is particularly valuable for manufacturers in the chemical, pharmaceutical, and research sectors seeking a high-purity, reactive reagent for specialized applications.

Application

• As a key precursor or intermediate in the synthesis of specialty phosphates and phosphorus-containing compounds.
• Utilized in research and development laboratories for investigating novel inorganic and organometallic reactions.
• Potential use as a buffering agent or pH modifier in specific, controlled industrial processes.
• Employed in the formulation of certain ceramic materials and glass modifiers.
• Serves as a starting material for the production of catalysts used in organic synthesis.
• Applied in analytical chemistry as a standard or reagent for specific quantitative determinations.

Basic Information

Product Name	Trisodium Trioxidophosphane
CAS No.	15537-82-3
Molecular Formula	Na3PO3
Molecular Weight	163.94 g/mol
Synonyms	Trisodium Phosphite; Sodium Phosphite Tribasic; Phosphorous Acid Trisodium Salt; Trisodium Phosphonate; Na3PO3; Sodium Orthophosphite; Trisodium Hydrogen Phosphite
EINECS	Contact for details

Quality Control

Our Trisodium Trioxidophosphane is produced and handled under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) documenting key parameters is provided with each shipment and is available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption. Store away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Titration)	≥ 98.0%
pH (5% solution)	10.0 - 12.0
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm

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