238503

Sodium tripolyphosphate

technical grade, 85%

• Synonym(s): Pentasodium tripolyphosphate Anhydrous, STPP, Sodium triphosphate, Sodium triphosphate pentabasic, Sodium tripolyphosphate pentabasic
• สูตรเชิงเส้น: Na₅P₃O₁₀
• CASE番号: 7758-29-4
• น้ำหนักโมเลกุล: 367.86
• NACRES: NA.55
• PubChem Substance ID: 329752508
• UNSPSC Code: 12352302
• EC Number: 231-838-7
• MDL number: MFCD00003514
• Assay: 85%
• Grade: technical grade
• Form: powder

คุณสมบัติ

• grade: technical grade
• Quality Segment: 100
• assay: 85%
• form: powder
• pH: 9.5-10.3 (1 g/L)
• SMILES string: [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O
• InChI: 1S/5Na.H5O10P3/c;;;;;1-11(2,3)9-13(7,8)10-12(4,5)6/h;;;;;(H,7,8)(H2,1,2,3)(H2,4,5,6)/q5*+1;/p-5
• InChI key: HWGNBUXHKFFFIH-UHFFFAOYSA-I

คำอธิบาย

General description

Sodium tripolyphosphate (STPP) is widely employed as a deflocculant. The major applications of STPP as laundry detergents and cleansing agents. STPP provides benefits such as pH buffering, soil emulsification and hard water sequestration for effective surfactant performance.

Application

Sodium tripolyphosphate is used:

• As a corrosion inhibitor for steel.
• In the preparation of chitosan nanoparticles (CSNPs) by ionic gelation.

ข้อมูลความปลอดภัย

• คลาสการจัดเก็บ: 11 - Combustible Solids
• WGK: WGK 1
• จุดติดไฟ (°F): Not applicable
• จุดวาบไฟ (°C): Not applicable