Physical and chemical properties of the used SO agent
| Property | Value/description |
|---|---|
| Physical state | Viscous liquid |
| Appearance | Reddish-brown |
| Odour | Slightly pungent |
| Flammability | Non-flammable |
| Solubility in water (at 25°C): % | 100 |
| Specific gravity, Gs (at 25°C) | 1·05 |
| Molecular weight, M: Mg/mol | 3·8 × 10−4 |
| Vapour pressure: mm mercury | 20 |
| Freezing point: °C | −10 |
| Boiling point: °C | 100 |
| Acidity, pH (at 25°C) | 3·1 |
| Chemical formulation | R–(SO2)OH−a |
| Physical state | Viscous liquid |
| Appearance | Reddish-brown |
| Odour | Slightly pungent |
| Flammability | Non-flammable |
| Solubility in water (at 25°C): % | 100 |
| Specific gravity, | 1·05 |
| Molecular weight, | 3·8 × 10−4 |
| Vapour pressure: mm mercury | 20 |
| Freezing point: °C | −10 |
| Boiling point: °C | 100 |
| Acidity, pH (at 25°C) | 3·1 |
| Chemical formulation |
R = Hydrocarbon chain