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Sodium Tripolyphosphate
Food-Grade STPP– Phosphate Food Additive Used In Food Quality Improvers And Water Retention
- Overview
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Product Name: Sodium Tripolyphosphate (STPP)
Product Details:
1.Chemical Formula: Na₅P₃O₁₀
2.Appearance: White crystalline powder
3.Specification: Food grade
4.Purity: 85%
5.Applications:
● Moisture Retainer: Bind with meat proteins to enhance water-holding capacity, preventing moisture loss during processing/freezing/heating. (e.g., frozen meat products).
● Tenderizer: Weaken muscle fiber structure, improving tenderness and chewability (e.g., ham, sausages, grilled meats).
● Emulsifying Stabilizer: Ensure even fat distribution, prevents separation, and enhances texture/sliceability (e.g., emulsified meats like sausages, luncheon meat).
6.Shelf Life: 1 year
7.Packaging: 25kg / 50kg bags, supporting ton bags
8.Storage: Dry, cool (ambient), and ventilated warehouse. Avoid humidity & direct heat.
Product parameters
| ITEM | INDEX |
| Sodium tripolyphosphate (Na₅P₃O₁₀)content, ɯ/% | ≥85.0 |
| Total phosphate (in P₂O₅) content, ɯ/% | 56.0~58.0 |
| Water insoluble matter, ɯ/% | ≤0.1 |
| pH (10g/L aqueous solution) | 9.1~10.1 |
| Fluorine(F)/(mg/kg) | ≤20.0 |
| Plumbum(Pb)/(mg/kg) | ≤2.0 |
| Arsenic(As)/(mg/kg) | ≤3.0 |
| Heavy metal (in Pb)/(mg/kg) | ≤10 |
FAQ
Q: Are you a factory or a trading company?
A: We are a factory with our own production lines. And we cooperate with several chemical factories, and can provide one - stop purchasing services.
Q: Can I visit the factory?
A: Yes, you are warmly welcome.
Q: What is the Minimum Order Quantity (MOQ)?
A: The MOQ for standard products is 1 FCL (Full Container Load), and we can provide 500g samples for free. For customized products, it will be adjusted according to the formula. Please consult our sales representatives for details.
Q: Can you provide customized packaging?
A: We support various customized packaging, such as ton bags, moisture - proof vacuum packaging, labeled packaging, etc. Additional packaging fees will be calculated according to the actual cost.
Q: What are the payment methods?
A: We accept T/T (50% advance payment + the balance according to the contract agreement), L/C (only from well - known banks, sight and irrevocable), and Alibaba Credit Insurance Orders.
Q: How long is the production cycle of an order?
A: After the advance payment is received, it will take about 3 - 20 days depending on the order quantity.
Q: What are the transportation methods?
A: We support sea freight, air freight, and international express delivery. Real - time logistics tracking will be provided.
Q: Can I appoint a freight forwarder company?
A: We support customers in appointing freight forwarders, but they need to have the qualification for chemical transportation. It is recommended to use our professional cooperative freight forwarders.
