---
title: "Cyanamide (420-04-2): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/cyanamide-420-04-2/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/cyanamide-420-04-2/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/cyanamide-420-04-2/
---

Hazard search

# Cyanamide

CAS number

420-04-2

Also known as

Carbamonitrile · Carbimide · Hydrogen cyanamide

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 0.58 ppm |  |
| 8-hour TWA | 1 mg/m³ |  |

### Notations

-   Sk: can be absorbed through the skin

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **OSHA CSI** | Active (pump) |  | HPLC-UV | [226-30-18](https://analyt-mtc.com/catalog/product/skc-xad-sorbent-tubes/#part-226-30-18) |

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)](https://www.skcltd.com/hazard-search.html); [SKC Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)](https://international.skcinc.com/sampling-guides/)