1551139
USP
Monobasic potassium phosphate
United States Pharmacopeia (USP) Reference Standard
Synonym(s):
Potassium phosphate monobasic, Potassium dihydrogen phosphate, prim.-Potassium phosphate
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grade
pharmaceutical primary standard
API family
monobasic potassium phosphate
manufacturer/tradename
USP
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
252.6 °C (lit.)
density
2.338 g/mL at 25 °C (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
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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1 of 4
This Item | PHR1330 | 92214 | P9791 |
---|---|---|---|
grade pharmaceutical primary standard | grade certified reference material, pharmaceutical secondary standard | grade certified reference material, TraceCERT® | grade for molecular biology |
manufacturer/tradename USP | manufacturer/tradename - | manufacturer/tradename Manufactured by: Sigma-Aldrich Production GmbH, Switzerland | manufacturer/tradename - |
format neat | format neat | format neat | format - |
application(s) pharmaceutical (small molecule) | application(s) pharmaceutical (small molecule) | application(s) cleaning products | application(s) diagnostic assay manufacturing |
API family monobasic potassium phosphate | API family monobasic potassium phosphate | API family - | API family - |
pKa (25 °C) (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) | pKa (25 °C) (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) | pKa (25 °C) (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) | pKa (25 °C) (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) |
General description
Application
Analysis Note
Other Notes
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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