Description

Tripotassium Hydrogen Diphosphate is a high-purity potassium phosphate salt with the chemical formula K3HP2O7. This compound serves as a critical buffering and sequestering agent, valued for its stability and solubility in aqueous systems. It is essential for manufacturers in the food, pharmaceutical, and industrial sectors requiring precise pH control and mineral fortification.

Application

• Food Industry: Used as a buffering agent, emulsifying salt, and mineral supplement in processed foods, dairy products, and beverages.
• Pharmaceuticals: Acts as an excipient in tablet formulations and a buffering agent in liquid preparations and diagnostic reagents.
• Industrial Processes: Serves as a dispersing agent, sequestrant, and corrosion inhibitor in water treatment, metal finishing, and cleaning formulations.
• Agriculture: Functions as a source of potassium and phosphorus in specialty liquid fertilizers and nutrient solutions.
• Laboratory Research: Employed as a standard and reagent in analytical chemistry and biochemical research for buffer preparation.

Basic Information

Product Name	Tripotassium Hydrogen Diphosphate
CAS No.	16270-76-1
Molecular Formula	K3HP2O7
Molecular Weight	326.31 g/mol
Synonyms	Tripotassium Monohydrogen Diphosphate; Potassium Diphosphate (K3HP2O7); Tripotassium Pyrophosphate Monobasic; TKPP Monobasic; Diphosphoric Acid, Tripotassium Salt; K-Triphosphate; Tripotassium Acid Pyrophosphate; 1,3,5-Tripotassium 2-hydroxy-1,3,5-trioxido-2$l^{5},4$l^{5}-diphosphathiane-2,4,6-trione
EINECS	240-365-1

Quality Control

Our Tripotassium Hydrogen Diphosphate is manufactured under a strict quality management system. Each batch is tested to ensure it meets specifications for identity, purity, and heavy metal content. Certificates of Analysis (COA) are provided and can be tailored to meet specific customer requirements, including compliance with FCC, USP, or ACS grade standards.

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 product is hygroscopic (moisture-sensitive) and must be kept in its original packaging or a suitable moisture-proof container to prevent caking and degradation.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (K3HP2O7)	≥ 98.0 %
pH (1% Solution)	9.0 - 10.5
Loss on Drying	≤ 2.0 %
Water Insoluble Matter	≤ 0.1 %
Heavy Metals (as Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm

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