7782-85-6

Basic information

• Product Name: SODIUM PHOSPHATE, DIBASIC, HEPTAHYDRATE
• Synonyms: DIBASIC SODIUM PHOSPHATE HEPTAHYDRATE;DI-SODIUM HYDROGEN PHOSPHATE-7-HYDRATE;DISODIUM HYDROGEN PHOSPHATE HEPTAHYDRATE;DISODIUM HYDROGEN PHOSPHATE;DISODIUM PHOSPHATE;DISODIUM PHOSPHATE HEPTAHYDRATE;DSP;DSP HEPTAHYDRATE
• CAS NO: 7782-85-6
• Molecular Formula: H15Na2O11P
• Molecular Weight: 268.07
• EINECS: 231-448-7
• Mol File: 7782-85-6.mol
• Article Data: 0

Chemical Properties

• Melting Point: 48 °C
• Boiling Point: 158 °C at 760 mmHg
• Appearance: White/Solid
• Density: 1.68 g/mL at 25 °C(lit.)
• Vapor Density: 4.9 (vs air)
• Vapor Pressure: 1.41mmHg at 25°C
• Storage Temp.: Store at RT.
• Solubility: 154g/l
• Water Solubility: Soluble in water and insoluble in ethanol.
• Merck: 14,8659
• CAS DataBase Reference: SODIUM PHOSPHATE, DIBASIC, HEPTAHYDRATE(CAS DataBase Reference)
• NIST Chemistry Reference: SODIUM PHOSPHATE, DIBASIC, HEPTAHYDRATE(7782-85-6)
• EPA Substance Registry System: SODIUM PHOSPHATE, DIBASIC, HEPTAHYDRATE(7782-85-6)

Safety Data

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36-24/25
• RIDADR: UN 3077 9 / PGIII
• WGK Germany: 2
• RTECS: WC4600000
• TSCA: Yes
• Hazardous Substances Data: 7782-85-6(Hazardous Substances Data)

Usage

Chemical Properties

White powder

Uses

Different sources of media describe the Uses of 7782-85-6 differently. You can refer to the following data:
1. Buffering agent.
2. Sodium Phosphate Dibasic Heptahydrate is used as precursor in the preparation of cobalt-based molecular catalyst for water oxidation.
3. Sodium phosphate dibasic heptahydrate has been used to prepare sodium phosphate buffer and phosphate-buffered saline (PBS) buffer.[44}

InChI:InChI=1/2Na.H3O4P.7H2O/c;;1-5(2,3)4;;;;;;;/h;;(H3,1,2,3,4);7*1H2/q2*+1;;;;;;;;/p-2