Potassium Tripolyphosphate (KTPP)

CAS Number: 13845-36-8
Molecular Formula: K₅P₃O₁₀
Molecular Weight: 448.42 g/mol

Product Overview

Potassium Tripolyphosphate (KTPP) is a high-performance inorganic phosphate compound widely used as a functional additive in detergents, water treatment, food processing, and industrial applications. It acts as a sequestrant, dispersant, emulsifier, and buffering agent, making it a versatile alternative to sodium-based phosphates.

KTPP is especially valued in formulations requiring low sodium content, improved solubility, and enhanced performance in hard water conditions.

Key Features and Benefits

• Excellent Chelating Ability
  Efficiently binds calcium and magnesium ions, improving cleaning efficiency.

• Low Sodium Alternative
  Ideal for applications where sodium reduction is required.

• Enhanced Solubility
  Better solubility compared to sodium tripolyphosphate in certain systems.

• pH Buffering Capability
  Stabilizes pH in formulations, improving product consistency.

• Thermal Stability

       Maintains performance under high-temperature processing conditions.

Technical Specifications

Applications

1. Detergents & Cleaning Products

• Acts as a builder to enhance detergent efficiency

• Prevents dirt redeposition

• Improves performance in hard water

2. Water Treatment

• Sequesters metal ions (Ca²⁺, Mg²⁺, Fe³⁺)

• Prevents scale formation in pipelines and boilers

3. Food Processing (Food Grade)

• Used as a moisture retention agent

• Improves texture and water-binding in processed foods

4. Industrial Applications

• Ceramic processing

• Textile treatment

• Oilfield chemicals

  
  

Packaging & Storage

Packaging Options:

• 25 kg woven bags with inner PE liner

• Jumbo bags (500 kg / 1000 kg)

• Customized packaging available

  
  

Storage Conditions:

• Store in a cool, dry, well-ventilated area

• Keep away from moisture and direct sunlight

• Seal tightly after opening

  
  

Frequently Asked Questions (FAQs)

1. What is the difference between KTPP and STPP?

Potassium Tripolyphosphate (KTPP) uses potassium instead of sodium, making it suitable for low-sodium formulations and applications requiring improved solubility.

2. Is KTPP suitable for food applications?

Yes, food-grade KTPP can be used in food processing as a stabilizer and moisture-retaining agent, provided it meets regulatory standards.

3. How does KTPP improve detergent performance?

KTPP binds hardness ions like calcium and magnesium, allowing surfactants to work more effectively and improving overall cleaning efficiency.

4. What industries commonly use KTPP?

It is widely used in:

• Detergent manufacturing

• Water treatment

• Food processing

• Ceramics and textiles

  
  

5. Is KTPP environmentally friendly?

KTPP is considered more suitable than some alternatives in low-sodium and specialized formulations, but phosphate discharge should still be managed according to environmental regulations.

6. Can KTPP replace sodium tripolyphosphate completely?

In many cases, yes—especially where sodium reduction is required. However, formulation adjustments may be needed depending on the application.

Why Choose Our KTPP?

• Stable quality with strict quality control

• Competitive pricing for global markets

• Flexible supply capacity

• Professional export handling and documentation

• Fast response and technical support

  
  

Contact Us

For quotations, samples, or technical inquiries, please contact:

Email: lisa@aozunchem.com
Wechat / WhatsApp: +86 186 5121 5887