Research Article
Spectrophotometric Determination of Carbon Disulphide in the Workplace Air
Table 3
Concentration limit of foreign components which with reagents produce coloured products.
| Component | Concentration limit, mgm−3 | Method A (DTNB) | Method B (BTC) |
| Hydrogen sulphide | 0.2 | 0.2 | Sulphur dioxide | 2.0 | — | Hydrogen cyanide | 0.4 | — | 2-Sulfanylethane-1-ol | 0.2 | 0.2 |
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