60229
Potassium phosphate monobasic
tested according to Ph. Eur., anhydrous
Synonym(s):
Kalii dihydrogenophosphas, Potassium dihydrogen phosphate, prim.-Potassium phosphate
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About This Item
Linear Formula:
KH2PO4
CAS Number:
Molecular Weight:
136.09
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12161700
EC Number:
231-913-4
MDL number:
grade
anhydrous
Quality Level
agency
tested according to Ph. Eur.
assay
98-100.5% dry basis
form
crystalline
loss
<2.0% loss on drying
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
252.6 °C (lit.)
solubility
water: 208 g/L at 20 °C
density
2.338 g/mL at 25 °C (lit.)
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
General description
Potassium phosphate monobasic (KH2PO4), also known as monopotassium phosphate(MKP), is a soluble salt. It serves as a source of phosphorus and potassium. KH2PO4 is an essential component of potassium phosphate buffer, which is utilized in aqueous two-phase systems (ATPS) that are often used in the purification of lipases.
Application
Potassium phosphate monobasic buffer has been used as a component of the mobile phase in high-performance liquid chromatography (HPLC).
Biochem/physiol Actions
Potassium phosphate monobasic (MKP) is a commonly used buffering agent in biochemical and biological applications. It is used as a component of the buffer system in electrophoresis for the separation of biomolecules.
Features and Benefits
Assured high quality as it is tested according to both USP/NF and Ph. Eur. standards
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Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Vibrational spectroscopic studies (FTIR) of KDP, pure and doped with NH4Cl
Sheeba B, et al.
The Malaysian Journal of Analytical Sciences, 1255-1257 (2020)
In vitro studies: inhibition of nevirapine metabolism by nortriptyline in hepatic microsomes
Iris U and Esteban PJ
Bio-protocol, 5(19), e1607-e1607 (2015)
Effect of buffer, electric field, and separation time on detection of aptamer-ligand complexes for affinity probe capillary electrophoresis
Buchanan DD, et al.
Electrophoresis, 24(9), 1375-1382 (2003)
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 60229-25KG-F | 04061833440612 |
| 60229-1KG-F | 04061826714829 |