---
title: "Fibres, refractory ceramic and special purpose — Analyt-MTC"
url: https://analyt-mtc.com/tools/hazard-search/fibres-refractory-ceramic-and-special-purpose/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/fibres-refractory-ceramic-and-special-purpose/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/fibres-refractory-ceramic-and-special-purpose/
---

Hazard search

# Fibres, refractory ceramic and special purpose

CAS number

No CAS number

Also known as

Refractory ceramic & special purpose fibres

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 5 mg/m³ |  |

### Notations

-   Carc: carcinogen

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **NIOSH 7400** / Asbestos & other fibres by PCM / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/7400.pdf) | Active (pump) | BestChek filter cassettes |  | 225-320 |
| **Non-agency** / General fibres by PCM | Active (pump) | Cowled filter holder with gridded MCE filters |  | [225-54](https://analyt-mtc.com/catalog/product/asbestos-sampling/#part-225-54) / [225-1913](https://analyt-mtc.com/catalog/product/asbestos-sampling/#part-225-1913) |
| **Other** | Active (pump) |  | PCM | [225-1913](https://analyt-mtc.com/catalog/product/asbestos-sampling/#part-225-1913) |

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/)