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Food Grade Dipotassium Phosphate K2HPO4 CAS 7758-11-4
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
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
pH Buffer and Reagent in Pharmaceuticals and Biotechnology
Essential component of buffer systems in cell culture media and diagnostic reagents, maintaining stable physiological pH
Used as an excipient in pharmaceutical formulations to control pH and improve stability
Fertilizer and Additive in Agriculture
Provides highly available phosphorus and potassium in fertigation and foliar feeding programs for high-value crops
Can be used as a corrosion inhibitor in liquid fertilizer solutions
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
Multi-stage crystallization and purification processes ensure low chloride and heavy metal content
Advanced control systems in neutralization and drying units ensure consistent product quality
Sustainability and Efficiency
Optimized process water usage and recycling loops minimize wastewater generation
Raw materials sourced from suppliers with responsible environmental practices
Quality and Compliance
Compliance with international standards (FCC for food grade, USP for pharmaceutical grade)
ISO 9001 certified for consistent quality across application markets
Technical Advantages
Quality Specifications
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)
Solution pH: Slightly alkaline (~9 for a 1% solution)
Application Support
Technical data and guidance for food, pharmaceutical, and industrial applications
Support on compatibility and optimal usage levels for specific 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
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
2013
Total Annual:
7000000-10000000
Employee Number:
130~150
Ecer Certification：
Verified Supplier
Sichuan Hongjian Chemical is a comprehensive enterprise specializing in the trade of chemical products. Since entering the chemical industry in 1995, it has always been dedicated to providing supply chain services for chemical raw materials, fine chemicals and environmental protection ... Sichuan Hongjian Chemical is a comprehensive enterprise specializing in the trade of chemical products. Since entering the chemical industry in 1995, it has always been dedicated to providing supply chain services for chemical raw materials, fine chemicals and environmental protection ...
