ProductsSodium Acid Pyrophosphate: Comprehensive Product GuideSodium Acid Pyrophosphate: Comprehensive Product Guide
Introduction
Sodium Acid Pyrophosphate (SAPP) is a white, crystalline powder with excellent solubility in water. It is odorless and has a slightly acidic taste. The compound is highly stable under normal storage conditions, making it ideal for industrial applications. Its purity and consistency are critical for food-grade and technical-grade uses.
Molecular Formula
CAS Number
| Property | Details |
| HS Code | 28353900 |
| EINECS Number | 231-835-0 |
| Molecular Formula | Na₂H₂P₂O₇ |
| CAS Number | 7758-16-9 |
Physical and Analytical Results
The following are typical physical and analytical results for Sodium Acid Pyrophosphate:
- Appearance: White crystalline powder
- Purity: ≥ 95%
- pH (1% solution): 3.5 – 4.5
- Loss on Drying: ≤ 0.5%
- Heavy Metals (as Pb): ≤ 10 ppm
- Arsenic (As): ≤ 3 ppm
- Fluoride (F): ≤ 50 ppm
These results ensure that Sodium Acid Pyrophosphate meets stringent quality standards for food and industrial applications.
Method of Analysis
The quality of Sodium Acid Pyrophosphate is determined using advanced analytical techniques, including:
- Titration: For determining purity and phosphate content.
- pH Testing: To ensure the product meets the required acidity levels.
- Gravimetric Analysis: For moisture and loss on drying.
- Spectrophotometry: To detect trace heavy metals and impurities.
These methods guarantee the reliability and consistency of the product for B2B buyers.
Typical Certificate of Analysis (COA)
| Parameter | Specification |
| Appearance | White crystalline powder |
| Purity | ≥ 95% |
| pH (1% solution) | 3.5 – 4.5 |
| Loss on Drying | ≤ 0.5% |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Arsenic (As) | ≤ 3 ppm |
| Fluoride (F) | ≤ 50 ppm |
This COA reflects the high-quality standards of Sodium Acid Pyrophosphate, ensuring it is suitable for a wide range of applications.
Product Description
Sodium Acid Pyrophosphate (SAPP) is a versatile, high-quality food additive and industrial chemical widely used in the food, pharmaceutical, and chemical industries. As a leavening agent, it plays a critical role in baking, ensuring consistent texture and volume in baked goods. Its buffering and chelating properties make it indispensable in processed foods, where it stabilizes pH levels and prevents discoloration.
We take pride in offering Sodium Acid Pyrophosphate that meets the highest industry standards. Our product is manufactured under strict quality control, ensuring purity, consistency, and compliance with international regulations. Whether you are in the food processing, pharmaceutical, or chemical industry, our Sodium Acid Pyrophosphate is the ideal choice for your needs.
Advantages of Sodium Acid Pyrophosphate
- High Purity: Ensures consistent performance in all applications.
- Versatility: Suitable for a wide range of industries, including food, pharmaceuticals, and chemicals.
- Stability: Long shelf life and excellent stability under normal storage conditions.
- Regulatory Compliance: Meets international food safety and quality standards.
- Cost-Effective: Provides excellent value for bulk buyers in the B2B market.
Major Applications of Sodium Acid Pyrophosphate
- Baking Industry
Sodium Acid Pyrophosphate is a key leavening agent in baking powders and self-rising flours. It reacts with baking soda to release carbon dioxide, ensuring proper dough rise and texture in baked goods such as cakes, muffins, and biscuits.
- Processed Foods
In processed foods, Sodium Acid Pyrophosphate acts as a buffering agent to stabilize pH levels and prevent discoloration in canned seafood, potatoes, and meat products. It also enhances the texture and appearance of frozen and ready-to-eat meals.
- Dairy Products
In the dairy industry, Sodium Acid Pyrophosphate is used as an emulsifier in cheese production. It improves the texture, prevents separation, and enhances the shelf life of processed cheese and cheese spreads.
- Pharmaceuticals
As a buffering agent, Sodium Acid Pyrophosphate is used in pharmaceutical formulations to maintain pH stability. It is also employed in certain medicinal tablets and powders.
- Industrial Applications
In non-food industries, Sodium Acid Pyrophosphate is used in water treatment, detergents, and ceramics. Its chelating properties make it effective in removing metal ions and improving cleaning efficiency.
Dosage and Usage Recommendations
| Application | Recommended Dosage | Purpose |
| Baking | 0.1% – 0.5% of flour weight | Leavening agent |
| Processed Foods | 0.2% – 0.4% of product weight | pH stabilization, anti-browning |
| Dairy Products | 0.3% – 0.6% of product weight | Emulsification |
| Pharmaceuticals | As per formulation guidelines | Buffering agent |
| Industrial Applications | Varies by process | Chelating agent |
The precise dosage depends on the specific application and desired results. Our Sodium Acid Pyrophosphate is formulated to deliver optimal performance across all use cases.
Why Choose Our Sodium Acid Pyrophosphate?
- Unmatched Quality: Manufactured under strict quality control to ensure purity and consistency.
- Global Standards: Complies with international food safety and industrial regulations.
- Customizable Solutions: Available in various grades and packaging options to meet your specific needs.
Expert Support: Our team of experts is available to provide technical guidance and support.