PX1565
Potassium phosphate monobasic
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Synonym(s):
Potassium Dihydrogen Phosphate, Potassium dihydrogen phosphate, prim.-Potassium phosphate
Select a Size
About This Item
Skip To
grade
ACS reagent
Quality Level
Agency
meets USP/NF
Assay
≥99% (acidimetric)
form
crystals
impurities
≤0.01% Insoluble matter
loss
≤ 0.2% loss on drying, 105°C
color
white
pH
4.2-4.6 (20 °C, 20 g/L in H2O)
mp
252.6 °C (lit.)
solubility
soluble 208 g/L
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%
shipped in
ambient
storage temp.
room temp
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
Looking for similar products? Visit Product Comparison Guide
Related Categories
1 of 4
This Item | P0662 | 04243 | PX1562 |
|---|---|---|---|
| form crystals | form powder or crystals | form crystalline | form crystals |
| assay ≥99% (acidimetric) | assay ≥99.0% | assay 98-100.5% (calc. to the dried substance) | assay ≥99% |
| solubility soluble 208 g/L | solubility - | solubility H2O: soluble 4.5 parts, alcohol: insoluble | solubility soluble 208 g/L |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| cation traces Fe: ≤0.002%, heavy metals: ≤0.001%, Na: ≤0.005% | cation traces Fe: ≤0.002%, Na: ≤0.005%, heavy metals: ≤0.001% (by ICP) | cation traces As: ≤2 mg/kg, Cd: ≤1 mg/kg, Cu: ≤20 mg/kg, Fe: ≤10 mg/kg, Hg: ≤1 mg/kg, Na: ≤1000 mg/kg, Pb: ≤4 mg/kg, Zn: ≤20 mg/kg | cation traces Fe: ≤0.002%, Na: ≤0.005%, heavy metals: ≤0.001% |
| anion traces chloride (Cl-): ≤0.001%, sulfate (SO42-): ≤0.003% | anion traces chloride (Cl-): ≤0.001%, sulfate (SO42-): ≤0.003% | anion traces chloride (Cl-): ≤10 mg/kg, fluoride (F-): ≤10 mg/kg, sulfate (SO42-): ≤200 mg/kg | anion traces chloride (Cl-): ≤0.001%, sulfate (SO42-): ≤0.003% |
Application
Analysis Note
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Active Filters
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service