Sodium Tripolyphosphate CAS No. 7758-29-4 STPP

Product Description

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

Sodium tripolyphosphate (stpp) classification code GBl5.003 INS451 (I).Chemical structure: this product is a kind of amorphous water-soluble linear polyphosphate, terminated by Na2 PO4 at both ends, chemical formula Na5P3 O10, relative molecular weight 367.86.Commonly used in food, as a water retention agent, quality improver, pH regulator, metal chelator. Application Area Industrial grade: 1.STPP used in detergent as assistant agent; 2.STPP as synergist for soap; 3.STPP serves as water softener; 4.STPP is an anning agent for leather making; 5.STPP being an auxiliary for dyeing; 6.STPPas an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud. 7.STPP also is an oil contamination resistance agent in paper production. Food grade: 1.It's used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans; 2.STPP may tender the meat in canned ham and soften the skin of horse bean in canned horse bean; 3.STPP also serves as a softener or densifier in foodstuff industry.
Hunan JK International Trade Corporation / JK BIO-CHEM CO.,LTD is a professional exporter of food/feed additives and food /feed ingredients in China. With years of development, now we are able to provide the following food additives and food ingredients: thickeners, antioxidants, preservatives, vitamins, sweeteners, proteins, acidulants, nutritional supplements, flavours, coenzyme and so on.
Our food additives and food ingredients, especially our Ascorbic Acid (Vitamin C), Acesulfame-K, Aspartame, Citrates, Dextrose, D-Xylose, Erythorbic Acid, Fumaric Acid, Fructose,Maltodextrin, Malic Acid, Monosodium glutamate, Lactic Acid Potassium Sorbate, Sodium Erythorbate, Sodium Cyclamate, Sodium Saccharin, sodium benzoate, Sodium ascorbate, Sorbic Acid, xanthan Gum, Xylitol, Tartaric Acid, I+G, , Vanillin, Sucralose, Stevia and so on, have been exported to more than 60 countries for our good quality products.
Our staff of sales and technical support is available to help you in selecting the right protection for your application as well as to provide you with samples of our products for evaluation. At High Five, we are committed to providing the highest level of customer service, competitive pricing, speedy delivery and a comprehensive, cutting-edge product offering. Our ultimate goal is your satisfaction.
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 forquality 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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