CAS Number
67-64-1
Formula
CH3COCH3
Weight
58,08
2-Propanone, ß-Ketopropane, Dimethylketone, Pyroacetic Ether
| Minimum assay (G.C.) | 99,9 % |
| Density at 20/4 | 0,787-0,791 |
| Maximum limit of impurities | |
| APHA colour | 10 |
| Insoluble matter in H2O | passes test |
| Non-volatile matter | 0,0003 % |
| Methanol (G.C.) | 0,05 % |
| 2-ProAnalyticnol (G.C.) | 0,05 % |
| Reducing substances to KMnO4 (as O) | 0,0002 % |
| Acidity | 0,0002 meq/g |
| Alkalinity | 0,0002 meq/g |
| Aldehydes (as HCHO) | 0,002 % |
| Water (H2O) | 0,2 % |
| Suitability for IR spectrometry | passes test |
| Fluorescence at 365 nm (as quinine) Ref.: water) | 2 ppb |
| UV Spectrum (1 cm cell; 335 340 345 350-450 | |
| Transmittance at 329 (Cut off) nm | ≥10% |
| Transmittance at 330 nm | ≥15% |
| Transmittance at 335 nm | ≥60% |
| Transmittance at 340 nm | ≥85% |
| Transmittance at 345 nm | ≥95% |
| Transmittance at 350-450 nm | ≥98% |
| Data of interest in HPLC | |
| Rohrschneider Polarity | 5.1 |
| Eluotropic value E� (Al2O3) | 0.56 |
| Sol. H2O in solv. at 20�C | miscible |
| For critical jobs, purge with nitrogen. | |
| Microfiltered product (0.2 ?m) and bottled under nitrogen atmosphere. |
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