Properties: White powder or granule, apparent; Density: 0.35-0.90g/cm3, melting point: 622 degree; Easily dissolving in water; Water solution is alkaline; Can hydrolyze into phosphate in water, It's a kind of inorganic chemical surface-active agent, with two kinds of forms: Na5P3O10-I and Na5P3O10-II with the same chemical property.
| ITEM |
STANDARD |
| NA5P3O10 |
95% min |
| P2O5 |
56-58% |
| PH value (1% solution) |
9.5-10 |
| F |
30ppm max |
| As |
3ppm max |
| Heavy metal (as Pb) |
10ppm max |
| Water insoluble |
0.05% max |
| Bulk density |
0.7-0.85 g/ml |
| Whiteness |
85% min |
| Thru 20mesh |
90% min |
| Thru 100mesh |
45% min |
Product Description
SODIUM TRIPOLYPHOSPHATE
1.BASSIC INFORMATION
Alias: STPP
Formula: Na5P3O10
Molecular weight: 367.86
CAS NO.: 7758-29-4
HS Code: 283531900
EINECS: 231-838-7
2.PROPERTIES
Appearance: White granule or powder
Type: Industrial Grade
Density: 0.35~0.90g/cm3
Melting point: 622ºC
Solubility: Soluble in water, its aqueous solution is alkaline. 20 g/100 mL (20ºC).
Characteristics: It not only has complexing ability to alkali metal and metal salt, but also can soften water, adjust and buffer the PH value of saponification, and has the ability of ion exchange.
3.APPLICATIONS
It is used as auxiliary agent for washing products, and also can be used in petroleum, metallurgy, mining, papermaking, water treatment,etc.
Packing&Shipping
FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.
Q2.How about the different index of products in same application?
Specifications can be customized according to your application.
Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).
Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.
Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.
Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.
Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.
Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.
Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.
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