4.0 M Sodium phosphate monobasic monohydrate

200 mL bottle of 4.0 M Sodium phosphate monobasic monohydrate Optimize Reagent.
Synonyms: Monosodium phosphate or Sodium dihydrogen phosphate monohydrate
NaH2PO4 H2O
H2NaO4P H2O
Mr 137.99
CAS Number [10049-21-5]
EC Number 231-449-2
Merck 14, 8660
MDL Number MFCD00149208
PubChem Substance ID 24886208
Purity > 99.0%
pKa 6.8 - 7.2 (depending on the physicochemical characteristics during pKa determination)
pKa 7.2 at 20 degrees Celsius
Measured pH range: 3.4 - 3.5 at 25 degrees Celsius
Measured Conductivity Range: 58.8 - 60.5 mS/cm at 25 degrees Celsius
Measured Refractive Index Range: 1.38208 - 1.38243 at 20 degrees Celsius
As <0.00005%
Ca <0.001%
Cd <0.0005%
Cl <0.0005%
Co <0.0005%
Cr <0.0005%
Cu <0.0005%
Fe <0.0005%
K <0.005%
Mg <0.0005%
Mn <0.0005%
N <0.001%
Ni <0.0005%
Pb <0.0005%
SO4 <0.003%
Zn <0.0005%