Review Article
A Mini Review on Flotation Techniques and Reagents Used in Graphite Beneficiation
Table 3
Safety risk ratings on flotation frothers [
58].
| Reagents | Flash point °C | Risk rating | Exposure risk | Risk rating | Environmental risk | Risk rating | Total risk rating |
| Aliphatic alcohol | MIBC | 39 | 5 | Odour irritant | 3 | Minimal | 2 | 10 | Cyclic alcohols | Pine oil C10H18O | 78 | 3 | Irritant | 2 | Minimal | 2 | 7 | Aromatic alcohols | Cresylic acid CH3C6H4OH | 81 | 3 | Irritant | 2 | Harmful | 4 | 9 | Alkoxy-type | 1,1,3-Triethoxy butane C10H22O3 | 80 | 3 | Irritant | 2 | Nonhazardous | 2 | 7 | Polyglycol-type | Dowfroth 200 | 195 | 1 | Minimal | 1 | Minimal | 2 | 4 |
|
|