238503

Natriumtripolyphosphat

technical grade, 85%

• Synonym(e): Natriumtriphosphat, Natriumtriphosphat pentabasisch, Natriumtripolyphosphat pentabasisch, STPP, penta-Natriumtriphosphat
• Lineare Formel: Na₅P₃O₁₀
• CAS-Nummer: 7758-29-4
• Molekulargewicht: 367.86
• EG-Nummer: 231-838-7
• MDL-Nummer: MFCD00003514
• UNSPSC-Code: 12352302
• PubChem Substanz-ID: 329752508
• NACRES: NA.55

Eigenschaften

• Qualität: technical grade
• Assay: 85%
• Form: powder
• pH-Wert: 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
• InChIKey: HWGNBUXHKFFFIH-UHFFFAOYSA-I

Beschreibung

Allgemeine Beschreibung

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.

Anwendung

Sodium tripolyphosphate is used:

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

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable