Description

Diphosphoric Acid, Iron(3++) Salt is an inorganic iron phosphate compound with the CAS number 10402-25-2. This material serves as a critical source of bioavailable iron and phosphate ions for industrial and technical applications. It is primarily utilized by manufacturers in the agricultural, nutritional, and chemical synthesis sectors seeking a stable and soluble iron phosphate source.

Application

• Agricultural Additives: Used as a micronutrient fertilizer and soil amendment to correct iron deficiencies in crops.
• Animal Feed Supplement: Serves as a source of essential iron and phosphorus in premixes for livestock and poultry nutrition.
• Nutritional Fortification: Employed in the formulation of dietary supplements and fortified food products.
• Chemical Synthesis: Acts as a precursor or catalyst in various inorganic and organic synthesis processes.
• Water Treatment: Utilized in certain formulations for phosphate supplementation and metal sequestration.
• Ceramics & Glass Manufacturing: Functions as a coloring agent or flux modifier in specialty glass and ceramic frits.
• Laboratory Reagent: Used as a standard or reactant in analytical chemistry and research applications.

Basic Information

Product Name	Diphosphoric Acid, Iron(3++) Salt
CAS No.	10402-25-2
Molecular Formula	FeH2P2O7 or FePO4·H4P2O7 (variable)
Molecular Weight	Contact for details
Synonyms	Ferric Diphosphate; Iron(III) Diphosphate; Iron Pyrophosphate (Ferric Pyrophosphate); Diphosphoric Acid, Iron(3+) Salt; Iron(3+) Diphosphate; FePO4·H4P2O7; TPP (Tetrapotassium Pyrophosphate related); CAS 10402-25-2
EINECS	Contact for details

Quality Control

Our Diphosphoric Acid, Iron(3++) Salt is produced and tested under a rigorous quality management system. Each batch undergoes comprehensive analysis to ensure it meets precise specifications for purity, heavy metal content, and physical properties. Certificates of Analysis (COA) documenting assay, impurity profiles, and identity confirmation are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to yellowish powder or crystals
Identification (IR)	Conforms
Assay (as Fe)	≥ 25.0%
Assay (as P2O5)	≥ 60.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic (As)	≤ 3 ppm
Water Insoluble Matter	≤ 0.5%

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