S9763
Sodium phosphate dibasic
ACS reagent, ≥99.0%
Synonym(s):
sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate
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About This Item
Quality Level
grade
ACS reagent
agency
suitable for SM 5210
assay
≥99.0%
form
powder
impurities
≤0.002% Chloride (Cl), ≤0.01% Insoluble matter
loss
≤0.2% loss on drying, 105°C
pH
8.7-9.3 (25 °C, 5% in solution)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
solubility
water: 5% at 25 °C, clear
anion traces
sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.002%, heavy metals: ≤0.001% (by ICP-OES)
SMILES string
[Na+].[Na+].[H]OP([O-])([O-])=O
InChI
1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key
BNIILDVGGAEEIG-UHFFFAOYSA-L
General description
Application
- the preparation of phosphate buffer saline solution for perfusion procedure
- western blot
- indirect enzyme linked immunosorbent assay
Other Notes
Legal Information
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Storage Class
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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