---
title: "Calcium silicate (inhalable) (1344-95-2): sampling methods"
url: https://analyt-mtc.com/tools/hazard-search/calcium-silicate-inhalable-1344-95-2/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/calcium-silicate-inhalable-1344-95-2/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/calcium-silicate-inhalable-1344-95-2/
---

Hazard search

# Calcium silicate (inhalable)

CAS number

1344-95-2

Also known as

Calcium monosilicate · Calcium silicate (particulates, respirable) · Calcium silicate (particulates, total) · Calcium silicate (respirable)

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 10 mg/m³ | Calcium silicate (inhalable) |
| 8-hour TWA | 4 mg/m³ | Calcium silicate (respirable) |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 14/4** | Active (pump) |  | GR | [225-70A](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / [225-58F](https://analyt-mtc.com/catalog/product/glass-fibre-depth-filters/#part-225-58f) / [225-772](https://analyt-mtc.com/catalog/product/iom-sampler/#part-225-772) / [225-69](https://analyt-mtc.com/catalog/product/plastic-cyclone/#part-225-69) |
| **NIOSH 500** / Particulates not otherwise regulated (total inhalable) by Gravimetric analysis / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/0500.pdf) | Active (pump) | 37mm, 5µm PVC filter in cassette | GR | [225-5-37-P](https://analyt-mtc.com/catalog/product/gla-5000-pvc-membrane-filters/#part-225-5-37-p) / [225-2LF](https://analyt-mtc.com/catalog/product/sureseal-cassette-blanks/#part-225-2lf) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 600** / Particulates not otherwise regulated (respirable) by Gravimetric analysis / [Method document (opens in a new tab)](http://www.cdc.gov/niosh/docs/2003-154/pdfs/0600.pdf) | Active (pump) | Cyclone & 5µm PVC filter in cassette | GR | [225-01-02](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-01-02) / [225-5-37-P](https://analyt-mtc.com/catalog/product/gla-5000-pvc-membrane-filters/#part-225-5-37-p) / [225-3LF](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-3lf) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) / [225-8208A](https://analyt-mtc.com/catalog/product/gla-5000-pvc-membrane-filters/#part-225-8208) / [225-3851-PW](https://analyt-mtc.com/catalog/product/disposable-parallel-particle-impactors/#part-225-3851-pw) |

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/)