Description

Diphosphate CAS NO 14000-31-8 is an inorganic phosphate compound widely utilized as a versatile intermediate and additive in industrial processes. Its primary value lies in its ability to act as a sequestrant, buffering agent, and source of phosphorus, which is critical for controlling chemical reactions and product stability. This product is essential for manufacturers in sectors such as water treatment, metal finishing, detergent formulation, and as a precursor in specialty chemical synthesis.

Application

• Water Treatment: Acts as a scale and corrosion inhibitor in cooling and boiler water systems.
• Detergent & Cleaning Formulations: Functions as a builder to soften water and enhance cleaning efficacy.
• Metal Surface Treatment: Used in metal finishing and plating baths for surface conditioning and corrosion protection.
• Industrial Process Chemical: Serves as a buffering agent and sequestrant in various chemical manufacturing processes.
• Ceramics & Glass Production: Employed as a flux and to modify the properties of ceramic glazes and glass.
• Laboratory Reagent: Used in analytical chemistry and research as a standard or reagent.

Basic Information

Product Name	Diphosphate
CAS No.	14000-31-8
Molecular Formula	H4P2O7
Molecular Weight	177.98 g/mol
Synonyms	Diphosphoric Acid; Pyrophosphoric Acid; Hydrogen Pyrophosphate; Diphosphate Ion; H4P2O7; Phosphonooxyphosphonic Acid; Tetrahydroxydiphosphorous 1,2-dioxide; Acid Pyrophosphoric
EINECS	237-835-2

Quality Control

Our Diphosphate is manufactured under a strict quality management system to ensure batch-to-batch consistency and reliability. Quality is verified through a series of analytical tests including assay, identification, and impurity profiling. A Certificate of Analysis (COA) documenting the specific results for each parameter is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White crystalline powder or colorless viscous liquid
Identification (IR)	Conforms
Assay (as H4P2O7)	≥ 95.0 %
pH (1% solution)	1.0 - 3.0
Water Insoluble Matter	≤ 0.1 %
Heavy Metals (as Pb)	≤ 10 ppm

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