English name:Sodium Acid Pyrophosphate/SAPP food grade Chemical formula: Na2H2P2O7,NaH3P2O7 Molecular weight: 221.95 CAS login number: 7758-16-9 EINECS login number: 231-835-0 Dangerous Goods Transport Number: 28353990
Properties: White powder, relative density 1.86, soluble in water, insoluble in ethanol, water solution and dilute inorganic acid heating hydrolysis into phosphoric acid, hygroscopicity, water absorption after the formation of six crystalline hydrates, heating to above 220 degrees Celsius decomposition to produce sodium metaphosphate.
Quality standard:
Test
Result
Assay (as Na2H2P2O7)
95% min
P2O5
63-64.5%
Loss on drying
0.5% max
Water Insoluble
1.0% max
pH Value (1% solution)
3.5-4.5
Fluoride
10 mg/kg max
As
3 mg/kg max
Lead
4 mg/kg max
Cd
1 mg/kg max
Heavy Metals (As+Pb)
10 mg/kg max
Bulk Density
800 g/l-1050 g/l
ROR
15/28/40
application field
Uses: Used as starter, used for baking food, controlling fermentation speed; used for instant noodles, reducing rehydration time of finished products, non-sticky and non-rotten; used for biscuits and cakes, shortening fermentation time, reducing product breakage rate, loosening and tidy voids, prolonging storage period.
Company Information
Chongqing Chuandong Chemical (Group) Co., Ltd., founded in 1958, has more than 60 years of chemical production history.There are five production bases in Chongqing, Guizhou, Sichuan and Guangxi. The main products are phosphate, formate and fine chemicals (chemical reagents, pharmaceutical intermediates, electronic chemicals). The products are mainly sold to more than 20 domestic provinces and cities and have been exported to Europe, America, Japan, South Korea and the countries and regions in Southeast Asia.The company has more than 3000 employees and maintained 40 years of continuous profit.
The company is China chemical enterprise Top 500, China inorganic salt Top 50, China private enterprise Top 500, China petrochemical excellent private enterprise, Chongqing private enterprise Top 50 and Chongqing the first famous brand enterprise. The main product sodium tripolyphosphate was awarded China top brand product, and the formic acid and sodium hexametaphosphate was awarded Chongqing top brand product. Chemical reagents have more than a half market share in the west of China.
The company takes quality, technology and brand as the lifeline. The company quality management system is based on ISO9001 which is systematic, scientific, strong controllability. The company has always focused on using technology innovation to improve the adaptability of the products, cultivating brand competitiveness, there are new products and technological transformation project every year. Now three patents have been used in production . The company has our own phosphate rock hill that achieves the perfect combination of resources and technology.The main product sodium tripolyphosphatehas established and consolidated the dominant position in the ceramic market of China with its advantages in quality and reputation.
Corporate values: To pursue maximization of benefit, to return the society by actual performance. Corporate thoughts:To survive by quality, to develop by variety, to management for benefit. Corporate spirit: Hard work, diligent and thrifty, pragmatic and innovative, never satisfied. Marketing concept: Be faithful to others, prudent in directing, win-win with customers.
