1.04873
Potassium phosphate monobasic
for analysis EMSURE® ISO
Synonym(s):
Potassium phosphate monobasic, Potassium dihydrogen phosphate, mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic, Monopotassium phosphate, prim.-Potassium phosphate
About This Item
Recommended Products
agency
reag. ISO
suitable for SM 5210
Quality Level
product line
EMSURE®
assay
≥99.5% dry basis (alkalimetric)
99.5-100.5% (alkalimetric)
form
solid
potency
>4640 mg/kg LD50, skin (Rabbit)
technique(s)
UV/Vis spectroscopy: suitable
loss
≤0.2% loss on drying, 110 °C
≤0.2% loss on drying, 130 °C
pH
4.2-4.6 (20 °C, 20 g/L in H2O)
mp
252.6 °C (lit.)
solubility
208 g/L
density
2.338 g/mL at 25 °C (lit.)
bulk density
1200 kg/m3
anion traces
chloride (Cl-): ≤0.0005%
sulfate (SO42-): ≤0.003%
cation traces
As: ≤0.0002%
Cu: ≤0.0003%
Fe: ≤0.0010%
N: ≤0.001%
Na: ≤0.02%
Pb: ≤0.001%
heavy metals (as Pb): ≤0.0010%
storage temp.
2-30°C
SMILES string
[K+].OP(O)([O-])=O
InChI
1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
InChI key
GNSKLFRGEWLPPA-UHFFFAOYSA-M
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Related Categories
Application
- β-lactoglobulin stabilized nanemulsions--Formulation and process factors affecting droplet size and nanoemulsion stability.: This research explores the stabilization mechanisms of β-lactoglobulin in nanemulsions, with implications for pharmaceutical and food sciences, potentially utilizing substances like potassium phosphate monobasic for stability and pH control (Ali et al., 2016).
- Reverse phase liquid chromatographic determination of sulfathiazole residues in honey.: Discusses a method for detecting sulfathiazole in honey using reverse-phase liquid chromatography, highlighting the importance of analytical techniques that could involve reagents like potassium phosphate monobasic for sample preparation and analysis (Barry and MacEachern, 1983).
Analysis Note
Assay (alkalimetric; dried substance): ≥ 99.5 %
pH-value (5 %; water): 4.2 - 4.5
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0010 %
As (Arsenic): ≤ 0.0002 %
Cu (Copper): ≤ 0.0003 %
Fe (Iron): ≤ 0.0010 %
Na (Sodium): ≤ 0.02 %
Pb (Lead): ≤ 0.001 %
Reducing substances: passes test
Loss on drying (110 °C): ≤ 0.2 %
Loss on drying (130 °C): ≤ 0.2 %
Correspons to ISO
Legal Information
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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