Sodium tripolyphosphate 94%(STPP)
Chemical formula:Na5P3O10
Sodium tripolyphosphate is a White particles or powder with good fluidity.It is easily soluble in water, and its aqueous solution is alkaline.
Pay attention to Storage products of sodium tripolyphosphate should be stored in a clean, dry place and away from exposure to air. Hydrolytic reactions take place slowly in moist air.
TECHNICAL INDEX (GB/T 9983-2004)
| Item |
Tech Grade |
Food Grade |
| STPP (Na5P3O10), %≥ |
94.0 |
94.0 |
| (P2O5), %≥ |
57.0 |
57.0 |
| Water insoluble, %≤ |
0.10 |
0.10 |
| Iron (Fe), %≤ |
0.007 |
0.007 |
| Whiteness, %≥ |
90.0 |
90.0 |
| Heavy Metal (as Pb), %≥ |
- |
0.001 |
| (As), %≥ |
- |
0.0003 |
| Fluoride (F), %≥ |
- |
0.003 |
| PH value(10g/L Solution) |
9.2~10.0 |
9.2~10.0 |
Product use:
Sodium tripolyphosphate has chelating, suspending, dispersing, gel dissolving, emulsifying, pH buffering and other functions. It can be used as auxiliary agent of synthetic detergent, industrial water softener, leather pre-tanning agent, dyeing assistant, organic synthesis catalyst, dispersing agent of medical industry and food additive.
At present, its largest use is still as a powder synthetic detergent additives and Ceramic Degumming Agent.
Certificate :
Factory introduction:
The services we provide
1.We offer free samples.
2.Accept OEM orders, can provide any kind of printing design according to customer requirements.
3.We are the factory, has the sufficient supply, the high quality product quality and the specialized
foreign trade team, provides the high efficiency high quality service for you.
Product packaging
25kg/Bag;According to Customer Requireme
Welcome to consult, professional foreign trade team to do their best for you.
Q: Can I get a sample before placing an order?
A: Yes, we are the factory and provide samples for you.
Q: Delivery Time:
A: Our products will be in stock after production, and can be delivered within 3 days.
Q: Port near factory
A: Tianjin or Qingdao port,Dear guests, you can specify any port.
Q: The time for deliver ourproducts to Tianjin or Qingdao port:
A: 1-2 days.
Q: How is your after-sales service?
A: If you have any technical or quality problems after receiving the goods, you can always contact us. If the problem is caused by us, we will send you the goods for free or refund your loss.
Q: Are you trading company or manufacturer?
A: We are factory.
Audited Supplier 
){kind=link}
){kind=link}