Dipotassium Phosphate K2HPO4 99% Food Grade E340(ii)

Product Specification

Dipotassium Phosphate is a highly soluble potassium phosphate salt and a versatile functional ingredient, recognized for its strong buffering capacity, high potassium content, and excellent solubility. It serves critical roles in the food industry as a nutrient and emulsifier, in pharmaceuticals as a buffering agent, and in various industrial applications. It is typically produced by the neutralization of phosphoric acid with potassium hydroxide.

❋ Aliases: Dipotassium hydrogen phosphate, DKP
❋ English Name: Dipotassium Phosphate
❋ Chemical Formula: K₂HPO₄
❋ Molecular Weight: 174.18
❋ CAS Number: 7758-11-4

Key Properties: High solubility, strong buffering capacity, alkaline solution, high potassium content.

Advanced Application Scenarios

1. "Emulsifier and Nutrient Source" in Food & Beverage

• Used in processed cheeses as an emulsifying salt, preventing oil separation and ensuring a smooth, uniform texture.

• Serves as a potassium fortifier in sports drinks, meal replacements, and other dietary supplements.

2. "pH Buffer and Reagent" in Pharmaceuticals and Biotechnology

• An essential component of buffer systems in cell culture media and diagnostic reagents, maintaining a stable physiological pH.

• Used as an excipient in some pharmaceutical formulations to control pH and improve stability.

3. "Fertilizer and Additive" in Agriculture

• Provides a highly available source of phosphorus and potassium in fertigation and foliar feeding programs for high-value crops.

• Can be used as a corrosion inhibitor in liquid fertilizer solutions.

4. "Dispersant and Additive" in Industrial Applications

• Acts as a dispersant in pigment slips and ceramic glazes.

• Used as a fire retardant in some polymers and as a precursor in chemical synthesis.

Technological Breakthroughs and Sustainable Development

Production and Purity

• Implementation of multi-stage crystallization and purification processes ensures a product with low chloride and heavy metal content, suitable for food and pharmaceutical grades.

• Advanced control systems in neutralization and drying units ensure consistent product quality and composition.

Sustainability and Efficiency

• Optimization of process water usage and implementation of recycling loops minimize wastewater generation.

• Sourcing of raw materials (phosphoric acid and potassium hydroxide) from suppliers with responsible environmental practices.

Quality and Compliance

• Rigorous quality control ensures compliance with international standards such as FCC for food grade and USP for pharmaceutical grade.

• Certifications like ISO 9001 guarantee consistent quality for different application markets.

Technical Advantages

Quality Advantages

• Assay (on dried basis): ≥ 98.0%

• P₂O₅ content: ~40%, K₂O content: ~54%

• Heavy metals (as Pb): ≤ 10 ppm (Industrial Grade), ≤ 2 ppm (Food Grade)

Physical Characteristics

• Appearance: White, hygroscopic granules or powder.

• Solubility: Freely soluble in water (approx. 160 g/100 mL at 25°C). The solution is slightly alkaline (pH ~9 for a 1% solution).

Application Support

• Provides technical data and guidance for formulation in food, pharmaceutical, and industrial applications.

• Offers support on compatibility and optimal usage levels for specific end-use requirements.

Why Choose Us?

✅ High-purity products, in compliance with international standards
✅ 30+ Years Chemical Manufacturing Experience
✅ Strict QC with Batch Traceability
✅ Global logistics, supporting sea and air transportation
✅ Technical support, providing customized solutions
✅ Factory direct supply, with strong price competitiveness