Hazard search
Cobalt
- CAS number
- 7440-48-4
- Also known as
- Co · Cobalt & cobalt compounds (as Co) · Cobalt & compounds (as Co) · Cobalt (Elements by Cellulosic Internal Capsule Sampler) · Cobalt (Elements by ICP Aqua Regia Ashing) · Cobalt (Elements by ICP HNO3 Digestion) · Cobalt (Elements by ICP HNO3/HClO4 Ashing) · Cobalt (Elements on Wipes) · Cobalt metal, dust & fume · Cobalt metal, dust & fume (as Co)
UK workplace exposure limits
Our data hold no UK limit for this substance.
Notations
- Carc: carcinogen
- Sen: can cause sensitisation
Sampling methods
| Method | Sampling | Medium | Analysis | Part numbers |
|---|---|---|---|---|
| MDHS 91/2 Metals & metalloids by XRF Method document (opens in a new tab) | Active (pump) | IOM with 0.8µm MCE filter | XRF | 225-70A 225-1930 |
| NIOSH 7027 Cobalt & compounds by AAS Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter in preloaded cassette (or Solu-CAP cassette) | AA-F | 225-3-01 225-8517 225-1 |
| NIOSH 7300 Elements by ICP (Nitric/perchloric acid ashing) Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter in 37mm cassette (or Solu-CAP cassette) | ICP-AES | 225-3-01 225-8517 225-1 |
| NIOSH 7301 Elements by ICP (Aqua regia ashing) Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter (or Solu-CAP cassette) or 5µm PVC filter in 37mm cassette | ICP-AES | 225-3-01 225-8517 225-803 225-1 |
| NIOSH 7303 Elements by ICP HNO3 Digestion Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter in 37mm cassette | ICP-AES | 225-3-01 225-1 |
| NIOSH 7306 Elements by Cellulosic Internal Capsule Sampler ICP -AES Method document (opens in a new tab) | Active (pump) | Solu-CAP MCE Filters Preloaded in Cassettes and Cassette Holder | ICP-AES | 225-8517 225-1 |
| NIOSH 9102 Elements on wipes by ICP -AES Method document (opens in a new tab) | Surface | Wipe | ICP-AES | 225-2414 225-2415 |
| OSHA ID 121 | Active (pump) | AA or AES | 225-3-01 225-1 | |
| OSHA ID 125G | Active (pump) | ICP-AES | 225-3-01 225-3100 225-1 | |
| OSHA ID 213 | Active (pump) | ICP-AES | 225-3-01 225-1 225-24 | |
| OSHA ID-121 Metal & metalloid particulates by AAS Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter in preloaded cassette | 225-3-01 225-1 | |
| OSHA ID-125G Metals & metalloid particulates by ICP Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter in 25mm or 37mm cassette | 225-3100 225-3-01 225-1 | |
| OSHA ID-213 Tungsten & Cobalt by ICP -AES Method document (opens in a new tab) | Active (pump) | 0.8µm MCE filter in 37mm cassette | 225-3-01 225-1 | |
| BS ISO 15202-1: 2020 Determination of metals and metalloids in airborne particulate matter by ICP | Active (pump) | IOM with 0.8µm MCE filter | 225-70A 225-1930 |
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)