Disodium phosphate Disodium hydrogen phosphate di-Sodium hydrogen phosphate anhydrous
Sodium Phosphate, Dibasic Basic information
Product Name: Sodium Phosphate, Dibasic
Synonyms: SODIUM PHOSPHATE, DIBASIC ANHYDROUS, TECHNICAL;SODIUM PHOSPHATE, DIBASIC BIO-REFINED;Sodiumhydrogenphosphate,99+%(ACS);buffer solution from di-sodium hydrogen phosphate;sodium hydrogen phosphate, anhydrous, acs;sodium phosphate dibasic solution;DIBASICSODIUMPHOSPHATE,DRIED,USP;SODIUMPHOSPHATE,DIBASIC,ANHYDROUS,BIOTECHGRADE
CAS: 7558-79-4
MF: HNa2O4P
MW: 141.96
EINECS: 231-448-7
Product Categories: NULL;metal phosphate compound;Chemistry;Inorganics;Food Additives
Mol File: 7558-79-4.mol
Sodium Phosphate, Dibasic Structure
Sodium Phosphate, Dibasic Chemical Properties
Melting point 243-245 °C
density 1.064 g/mL at 20 °C
vapor density 4.9 (vs air)
FEMA 2398 | DISODIUM PHOSPHATE
storage temp. Store at RT.
solubility H2O: 0.5 M at 20 °C, clear, colorless
form powder
color White
PH 8.9-9.2 (25℃, 50g/L in water)
pka (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃)
Water Solubility >=10 g/100 mL at 20 ºC
λmax λ: 260 nm Amax: 0.019
λ: 280 nm Amax: 0.016
Sensitive Hygroscopic
Merck 14,8659
Stability: Stable. Incompatible with strong acids. Hygroscopic.
InChIKey BNIILDVGGAEEIG-UHFFFAOYSA-L
CAS DataBase Reference 7558-79-4(CAS DataBase Reference)
EPA Substance Registry System Disodium phosphate (7558-79-4)
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