Description

Phosphorous Acid, Tripotassium Salt is a high-purity inorganic salt derived from phosphorous acid. This compound serves as a critical source of potassium and phosphorus in specialized formulations, offering stability and solubility advantages. It is essential for manufacturers in the agricultural, pharmaceutical, and industrial chemical sectors seeking reliable, high-quality raw materials for advanced product development.

Application

• Agricultural Chemicals: Used as a key intermediate or nutrient source in the formulation of specialized fertilizers and plant growth regulators.
• Pharmaceutical Synthesis: Acts as a buffering agent or a source of phosphorus and potassium in certain pharmaceutical preparations and active ingredient synthesis.
• Industrial Catalysis: Employed as a catalyst or catalyst precursor in specific organic synthesis and polymerization reactions.
• Laboratory Research: Serves as a high-purity reagent for chemical research, analytical chemistry, and process development studies.
• Water Treatment: Utilized in certain water treatment formulations for scale and corrosion inhibition.
• Food Additive Production: Potential use as an intermediate in the production of certain food-grade phosphates, subject to appropriate purity grades and regulatory compliance.

Basic Information

Product Name	Phosphorous Acid, Tripotassium Salt
CAS No.	41607-57-2
Molecular Formula	K3PO3
Molecular Weight	236.30 g/mol
Synonyms	Tripotassium Phosphite; Potassium Phosphite; Phosphorous Acid Potassium Salt; Potassium Phosphonate; K3PO3; Tripotassium Phosphonate; Phosphonate Tripotassium Salt
EINECS	Contact for details

Quality Control

Our Phosphorous Acid, Tripotassium Salt is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your technical requirements.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (K3PO3)	≥ 98.0 %
pH (5% solution)	8.0 - 10.0
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 10 ppm

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