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I5027
Honeywell
Potassium phosphate dibasic
SKU
I5027
ACS Reagent, ≥98%
Synonym(s)
Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate
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| Brand Honeywell | UNSPSC Code 12352300 | CAS Numbers (All) | EC Number | Linear Formula K2HPO4 |
| MDL Number | Molar Mass 174.18 g/mol | Synonyms Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate |
Documents
Specifications
| Property | Value |
|---|---|
| Assay (alkalimetric) | 99-101% |
| pH value (5% water) | 4.1-4.5 |
| Chloride (Cl) | <=0.001% |
| Sulphate (SO4) | <=0.003% |
| Heavy metals (as Pb) | <=0.001% |
| Iron (Fe) | <=0.002% |
| Sodium (Na) | <=0.005% |
| Reducing substances | passes test |
| Loss on drying (105° C) | <=0.2% |
| Solubility | 5% at 25° C |
Properties
| Property | Value |
|---|---|
| Autoignition Temperature | Not auto-flammable |
| Boiling Point/Range | No data available |
| Color | Colorless |
| Density | No data available |
| Flashpoint | Not applicable |
| Form | Solid |
| Grade | ACS Grade Salts |
| Incompatible Materials | Strong acids and strong bases |
| Lower Explosion Limit | Not applicable |
| Melting Point/Range | 340 °C (Decomposes before melting) |
| Partition Coefficient | No data available |
| Solubility in Water | 1.670 g/l (20 °C) |
| Storage Temperature | Ambient |
| Upper Explosion Limit | Not applicable |
| Vapor Pressure | No data available |
| Viscosity | Not applicable |
| pH-Value | 8.7-9.4 (20 °C) |
Safety Information
| Property | Value |
|---|---|
| Hazard Class | N/A |
| Package Group | N/A |
| UN ID | N/A |
