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High-Purity Tetrapotassium Pyrophosphate (TKPP) – Leading China Suppliers & Factory for Food and Industrial Applications
📌 Product Overview
Potassium Pyrophosphate (TKPP) is a high-performance condensed phosphate with strong chelating ability and alkaline buffering properties. As a multi-functional potassium phosphate, it is widely applied across food processing, industrial formulations, and water treatment systems.
As a condensed phosphate, TKPP offers excellent chelating ability, buffering capacity, and dispersion performance, making it a preferred ingredient in formulations where stability, texture improvement, and metal ion control are critical.
Produced under controlled processing conditions, our TKPP features:
High purity and consistent quality
Excellent water solubility with rapid dissolution
Strong sequestration of calcium and heavy metal ions
Stable alkaline solution properties
Low impurity levels and reliable batch consistency
Our TKPP is manufactured under strict quality control, ensuring low impurities, uniform particle size, and reliable batch consistency — meeting the expectations of global industrial users.
📋 Composition and Nutrient Content
| Parameter | Specification |
|---|---|
| Chemical Name | Tetrapotassium Pyrophosphate |
| Formula | K₄P₂O₇ |
| Content | ≥98.0% |
| Appearance | White powder or granular |
| Solubility | Highly soluble in water |
| pH (1% solution) | 10.0 – 11.0 |
| P₂O₅ Content | ≥ 42% (agriculture grade) |
| K₂O Content | ≥ 56% (agriculture grade) |
| Water Insoluble | ≤ 0.1% |
💡 Key Functional Properties:
- Strong chelating agent for Ca²⁺, Mg²⁺, and metal ions
- Effective buffering agent in alkaline systems
- Improves water retention and texture stability
- Enhances dispersion and solubility of active ingredients
⚙️ Application
🍳 Food Industry
- Emulsifier and texture modifier
- Chelating agent for metal ion control
- Improves water retention in processed meat and seafood
- Prevents discoloration in canned fruits and vegetables
- Enhances stability and expansion in dairy and frozen products
🏭 Industrial Applications
- Electroplating and surface treatment
- Detergents and cleaning formulations
- Water treatment and metal ion sequestration
- Ceramic and chemical processing
🌿 Agricultural Use
- Source of potassium and phosphorus
- Chelating agent in micronutrient formulations
- Improves nutrient stability in liquid fertilizers
📦 Packaging Options
25 kg standard bags
Customized packaging supported (OEM/ODM available)
🎯 Product Positioning
High-performance multifunctional phosphate for advanced formulations
Tetrapotassium Pyrophosphate (TKPP) is positioned as a functional additive rather than a basic nutrient fertilizer, delivering:
- Superior chelation and stabilization performance
- Enhanced processing efficiency in food and industry
- Reliable quality consistency for large-scale applications
Ideal for customers seeking performance-driven phosphate solutions beyond conventional fertilizers.
❓ Frequently Asked Questions
What is Tetrapotassium Pyrophosphate (TKPP) used for?
TKPP is a versatile functional additive used across multiple industries. In food processing, it serves as an emulsifier, texture modifier, and chelating agent. In industrial applications, it is used for electroplating, water treatment, and cleaning formulations. In agriculture, it provides potassium and phosphorus while improving nutrient stability in liquid fertilizers.
What is the purity level of your TKPP product?
Our Tetrapotassium Pyrophosphate contains a minimum purity of ≥98.0%, with water insoluble content kept at ≤0.1%, ensuring high-quality performance across all application areas.
Is TKPP safe for use in food products?
Yes. TKPP is widely accepted as a food-grade additive used in processed meats, seafood, dairy products, and canned goods. It functions as an emulsifier, water retention agent, and chelating agent to control metal ions and prevent discoloration. It should be used within regulatory-approved limits for food applications.
What packaging options are available for TKPP?
TKPP is available in standard 25 kg bags. We also support customized packaging solutions, including OEM and ODM options, to meet the specific requirements of different customers and markets.
How does TKPP function as a chelating agent?
TKPP effectively sequesters divalent and multivalent metal ions such as Ca²⁺, Mg²⁺, and heavy metal ions. This chelating ability prevents undesirable reactions caused by free metal ions, improving product stability, color retention, and overall formulation performance in both food and industrial systems.
What is the pH of a TKPP solution and why does it matter?
A 1% TKPP solution has a pH of 10.0–11.0, making it alkaline. This alkaline buffering property is important for maintaining stable pH conditions in industrial cleaning formulations, water treatment systems, and certain food processing applications where controlled alkalinity is required.