P8010

Sodium pyrophosphate tetrabasic

≥95%

• Synonym(s): Sodium diphosphate tetrabasic, Tetrasodium pyrophosphate
• Linear Formula: Na₄P₂O₇
• CAS Number: 7722-88-5
• Molecular Weight: 265.90
• EC Number: 231-767-1
• MDL number: MFCD00003513
• UNSPSC Code: 12352302
• PubChem Substance ID: 57654562
• NACRES: NA.23

Properties

• Quality Level: 200
• assay: ≥95%
• form: powder
• density: 2.53 g/mL at 25 °C (lit.)
• SMILES string: [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O
• InChI: 1S/4Na.H4O7P2/c;;;;1-8(2,3)7-9(4,5)6/h;;;;(H2,1,2,3)(H2,4,5,6)/q4*+1;/p-4
• InChI key: FQENQNTWSFEDLI-UHFFFAOYSA-J

Description

General description

Sodium pyrophosphate tetrabasic (Na₄P₂O₇) is a non-toxic and biocompatible compound used as an electroactive media for exfoliation of the surface coating. It is also be used as an additive in the food industry.

Application

Na₄P₂O₇ can be used as an inorganic additive to improve the stability and electrochemical performance of redox flow batteries.

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H302,H318
• pcodes: P264 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P501
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves