Hazard search
Cyanide
- CAS number
- 57-12-5
- Also known as
- Cyanide (as Cn) · Cyanides (except HCN, cyanogen & cyanogen chloride · Cyanides, aerosol & gas
UK workplace exposure limits
| Limit | Value | Applies to |
|---|---|---|
| 8-hour TWA | 5 mg/m³ |
Notations
- Sk: can be absorbed through the skin
Sampling methods
| Method | Sampling | Medium | Analysis | Part numbers |
|---|---|---|---|---|
| NIOSH 7904 Cyanides by ISE Method document (opens in a new tab) | Active (pump) | 0.8µm PVC filter with fritted midget impinger | ISE | 225-2LF 225-36-2 225-22 225-1 225-17-32 |
| OSHA ID 120 | Active (pump) | ISE | 225-3-01 225-36-2 225-22 225-5 225-2902 | |
| OSHA ID-120 Cyanide by ISE Method document (opens in a new tab) | Active (pump) | 37mm MCE filter with midget impinger | 225-5 225-2902 225-2LF 225-1 225-36-2 225-22 |
Methods and limits as published by their agencies and summarised by SKC; check the current method and the limit that applies to you before sampling.
Source: SKC Ltd (UK), Hazard Search, used with SKC's permission (opens in a new tab); SKC Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)