Table of Contents
Potassium Pyrophosphate (CAS 7320-34-5): Technical Specifications
Core Chemical Properties
| Parameter | Specification |
|---|---|
| Molecular Formula | K4P2O7 |
| Molecular Weight | 330.33 g/mol |
| Appearance | White crystalline powder |
| Solubility (25°C) | 187g/100ml H2O |
| pH (1% solution) | 10.5 ± 0.5 |
| Melting Point | 1109°C |
Grade Comparison
| Feature | Industrial Grade | Food Grade |
|---|---|---|
| Purity | ≥98% | ≥99% |
| Heavy Metals | ≤0.001% | ≤0.0005% |
| Packaging | 25kg woven bags | Food-safe containers |
| Certifications | ZB/TG12006-88 | FAO/WHO, FCC |
Functional Applications
Industrial Applications
- Electroplating: Cyanide replacement in Zn/Ni alloy plating baths
- Surface Treatment: Metal degreasing & corrosion inhibition
- Detergent Formulation: Builder in industrial cleaning systems
- Ceramic Production: Clay dispersion & viscosity control
Food Technology Applications
- Emulsification in processed meats (≤3g/kg)
- pH regulation in canned seafood products
- Texture modification in dairy analogs
- Antioxidant synergist in edible oils
Operational Case Studies
Case 1: Electroplating Optimization
A Jiangsu-based automotive parts manufacturer achieved 40% reduction in wastewater treatment costs by replacing KCN with TKPP in their zinc alloy plating process, maintaining coating adhesion at 15MPa.
Case 2: Food Processing Enhancement
Shandong meat processor increased shelf life of cooked ham products by 22% through 0.5% TKPP integration while meeting GB 2760-2014 standards.
Documented Client Implementations
Client 1: Jinan Huifengda Chemical
- Application: Alkaline nickel plating solutions
- Consumption: 85MT/month
- Outcome: 99.2% bath stability over 12 cycles
Client 2: Hubei Jiye Sheng Materials
- Application: High-efficiency industrial detergents
- Consumption: 120MT/quarter
- Outcome: 30% improvement in degreasing efficiency
Technical Consultation & Ordering
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Specify requirements:
- Required grade (industrial/food)
- Packaging specifications
- Application details
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