CAS Number
67-66-3
Formula
CHCl3
Weight
119,38
Chloroform
| Minimum assay (G.C.) | 99,0% |
| Density 20/4 | 1.476-1.486 |
| Maximum limit of impurities | |
| APHA colour | 10 |
| Acidity | 0.00015 meq/g |
| Alkalinity | 0.0002 meq/g |
| Non-volatile matter | 0.0003 % |
| Ethanol (G.C.) | 0.5-0.8 % |
| Water (H2O) | 0.01 % |
| Suitability for IR spectrometry | passes test |
| Fluorescence at 254 nm (as quinine) | 1ppb |
| Fluorescence at 356nm (as quinine) | 1ppb |
| UV Spectrum (1cm cell; Ref.: water) | |
| Transmittance at 244 (Cut off) nm | ≥10% |
| Transmittance at 245 nm | ≥20% |
| Transmittance at 250 nm | ≥50% |
| Transmittance at 257 nm | ≥80% |
| Transmittance at 260 nm | ≥85% |
| Transmittance at 270 nm | ≥90% |
| Transmittance at 280-400 nm | ≥98% |
| Data of interest in HPLC | P + 0.25 E: 5.6 |
| Rohrschneider Polarity | 4.1 |
| Eluotropic value E° (Al2O3) | 0.4 |
| Sol. H2O in solv. at 20°C | 0.072 |
| For critical jobs, purge with nitrogen. | |
| Microfiltered product (0.2 ?m) and bottled under nitrogen atmosphere. |
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