STPP--Sodium tripolyphosphate is a white powder or slightly granular material,it can flow freely, Free from extraneous material.No foreigh flavour.No foreigh flavour.Freely soluble in water, Insoluble in ethanol.
Item | Specification | Typical Analysis |
Appearance | White powder or granule | White powder or granule |
Assay (as Na5P3O10 ) ,% | 85.0Min | 96.5 |
P2O5,% | 56 – 59 | 58.2 |
Higher polyphosphates | 1.0Max | Pass |
pH ( 1% solution ) | 9.1-10.2 | 9.85 |
Arsenic ( As ),mg/kg | 1.0Max | 0.15 |
Fluoride ( F ),mg/kg | 10.0Max | 4.0 |
Cadmium (Cd) ,mg/kg | 1.0Max | 0.02 |
Mercury (Hg),mg/kg | 1.0Max | 0.02 |
Lead ( Pb ),mg/kg | 1.0Max | 0.2 |
Insoluble Substance, % | 0.1Max | 0.01 |
Loss On Drying (105°C, 4hrs ), % | 0.7Max | 0.48 |
Storage: The product shall be stored in a clean, dry & cool area protected from exposure to moisture, foreign odors and other contaminants. Due to its strong hygroscopic properties, it shall be stored in a dry & cool area.
Packing: Totally packed in 25kg paper bags net each with white or yellow color, or made to customer’s request.
20mt TSPP can be loaded in one container with pallets shrunk or without pallets.
1. We will control the quality, and offer free samples for test before shipment.
2. We can arrange shipment promptly with professional documents.
3. We can make the packages as you request,.
4. We can afford high quality products with the lowest price to meet you.
Xuzhou Foodphos International Trade Co., Ltd is a professional manufacturer and supplier of food ingredients in China. Flexibility for diversified orders, Guaranteed delivery time, Well-recognized quality and service is our core competitiveness.