PHR1330
Monobasic Potassium Phosphate
Pharmaceutical Secondary Standard; Certified Reference Material
Synonym(s):
Potassium phosphate monobasic, Monopotassium phosphate, Potassium dihydrogen phosphate, prim.-Potassium phosphate
About This Item
Recommended Products
grade
certified reference material
pharmaceutical secondary standard
Quality Level
Agency
traceable to USP 1551139
API family
monobasic potassium phosphate
CofA
current certificate can be downloaded
technique(s)
HPLC: suitable
gas chromatography (GC): suitable
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)
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This Item | P3786 | P8281 | PX1570 |
---|---|---|---|
≥98% | ≥98% | ≥98.0% | ≥98.0% (acidimetric) |
200 | 200 | 200 | 200 |
ACS reagent, anhydrous | ACS reagent | reagent grade | - |
8.5-9.6 (25 °C, 5% in solution) | 8.5-9.6 (25 °C, 5% in solution) | 8.7-9.3 (25 °C, 50 g/L) | 9 (20 °C, 10 g/L in H2O) |
≤0.001% Nitrogen compounds (as N), ≤0.01% Insoluble matter | ≤0.001% Nitrogen compounds (as N), ≤0.01% Insoluble matter | - | ≤0.01% Insoluble matter |
General description
Application
Analysis Note
Other Notes
Footnote
related product
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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