Documents
P0662
Potassium phosphate monobasic
ACS reagent, ≥99.0%
grade
ACS reagent
Quality Level
Assay
≥99.0%
form
powder or crystals
technique(s)
tissue culture: suitable
impurities
≤0.01% Insoluble matter
loss
≤0.2% loss on drying, 105°C
pH
4.1-4.5 (25 °C, 5%)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
bp
>450 °C
mp
252.6 °C (lit.)
density
2.338 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.003%
cation traces
Fe: ≤0.002%
Na: ≤0.005%
heavy metals: ≤0.001% (by ICP)
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
1 of 4
This Item | P9791 | PX1562 | 60218 |
|---|---|---|---|
| assay ≥99.0% | assay ≥98.0% | assay ≥99% | assay ≥99.5% (T) |
| form powder or crystals | form powder | form crystals | form powder or crystals |
| impurities ≤0.01% Insoluble matter | impurities - | impurities ≤0.01% Insoluble matter | impurities DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected, ≤0.001% total nitrogen (N) |
| pH 4.1-4.5 (25 °C, 5%) | pH - | pH 4.2-4.6 (20 °C, 20 g/L in H2O) | pH 4.0-4.5 (25 °C, 1 M in H2O) |
| mp 252.6 °C (lit.) | mp 252.6 °C (lit.) | mp 252.6 °C (lit.) | mp 252.6 °C (lit.) |
General description
Application
Other Notes
Legal Information
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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