Kaliumväteftalat 99.95-100.05%, kristaller, BAKER ANALYZED® ACS, J.T.Baker®
Leverantör: Avantor
Synonyms:
Potassium phthalate monobasic, Potassium biphthalate, Potassium Acid Phthalate, KHP, Phthalic Acid Monopotassium Salt, Phthalic acid potassium salt
2958-00EA
1600
SEK
2958-00
2958-07
2958-01
Kaliumväteftalat 99.95-100.05%, kristaller, BAKER ANALYZED® ACS, J.T.Baker®
Kaliumväteftalat
This reagent is satisfactory for use as a pH standard. For use as an acidimetric standard, this material should be lightly crushed and dried for 2 hours at 120 °C to remove any absorbed moisture.
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Formel:
HOOCC₆H₄COOK MW: 204,22 g/mol Smältpunkt: 295…300 °C Densitet: 1,6362 g/cm³ (20 °C) Storage Temperature: Omgivande |
MDL Number:
MFCD00013070 CAS nummer: 877-24-7 EINECS: 212-889-4 Merck Index: 13,07694 |
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Specifikation testresultat
| Meets ACS Reagent Chemical Requirements | 99.95 - 100.05% |
| For Laboratory,Research,or Manufacturing Use | ≤0.005% |
| Assay (1-KOCOC₆H₄-2-COOH) (dried basis) | 99.95 - 100.05 % |
| Insoluble Matter | ≤0.005 % |
| pH of 0.05M Solution at 25°C | 4.00 - 4.02 |
| Chlorinated Compounds (as Cl) | ≤0.003 % |
| Sulfur Compounds (as S) | ≤0.002 % |
| Sodium (Na) | ≤0.005 % |
| Trace Impurities - ACS - Heavy Metals (as Pb) | ≤5 ppm |
| Trace Impurities - Iron (Fe) | ≤5 ppm |
| This reagent is satisfactory for use as a pH standard. For use as | |
| anacidimetric standard, this material should be lightly crushed and dried for2 hours at 120° C to remove any absorbed moisture. | |
| Meets Reagent Specifications for testing USP/NF monographs |
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