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Sodium phosphate dibasic dodecahydrate Structure

Sodium phosphate dibasic dodecahydrate

Chemical Properties

Melting point 35 °C
Density  1,52 g/cm3
storage temp.  Store at +15°C to +25°C.
solubility  H2O: 0.1 M at 20 °C, clear, colorless
form  Crystals
color  White
PH 9.0-9.3 (25℃, 50mg/mL in H2O)
Odor Odorless
PH Range 8.4 - 9.6 at 36 g/l at 25 °C
Water Solubility  218 g/L (20 ºC)
λmax λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
InChI InChI=1S/2Na.H3O4P.12H2O/c;;1-5(2,3)4;;;;;;;;;;;;/h;;(H3,1,2,3,4);12*1H2/q2*+1;;;;;;;;;;;;;/p-2
InChIKey DGLRDKLJZLEJCY-UHFFFAOYSA-L
SMILES P([O-])([O-])(=O)O.O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+]
FDA 21 CFR 175.210; 175.300; 181.29
CAS DataBase Reference 10039-32-4(CAS DataBase Reference)
FDA UNII E1W4N241FO
EPA Substance Registry System Disodium phosphate dodecahydrate (10039-32-4)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H319
Precautionary statements P305+P351+P338
Safety Statements  24/25
RIDADR  UN 3077 9 / PGIII
WGK Germany  1
RTECS  TC5725000
HS Code  28352200
Toxicity LD50 orally in Rabbit: > 2000 mg/kg

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