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, prim.-Potassium phosphate
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About This Item
Quality Level
grade
reagent grade
agency
reag. ISO, suitable for SM 5210
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
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
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Storage Class
13 - Non Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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This page is intended to make it easier to find the consumables you need based on the analytical method you’re using. Methods included on this page come from the EPA, Standard Methods and ASTM.
Food and Beverage Campaign - Constituents and Additives - Organic Acids
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1048730250 | 04022536056074 |
| 1048731000 | 04022536056098 |
| 1048735000 | 04022536056128 |
| 1048739025 | 04022536584263 |
| 1048739050 | 04022536056142 |