---
title: "Barium compounds, soluble (as Ba): sampling methods"
url: https://analyt-mtc.com/tools/hazard-search/barium-compounds-soluble-as-ba/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/barium-compounds-soluble-as-ba/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/barium-compounds-soluble-as-ba/
---

Hazard search

# Barium compounds, soluble (as Ba)

CAS number

No CAS number

Also known as

Barium chloride (dehydrate), Barium acetate, Barium Nitrate

## UK workplace exposure limits

| Limit | Value | Applies to |
| --- | --- | --- |
| 8-hour TWA | 0.5 mg/m³ |  |

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 91/2** / Metals & metalloids by XRF / [Method document (opens in a new tab)](https://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs91-2.pdf) | Active (pump) | IOM (or cyclone for respirable) with 0.8µm MCE filter |  | [225-70A](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / 225-69-25 / [225-1930](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-1930) |
| **NIOSH 7056** / Barium (soluble compounds) by AAS / [Method document (opens in a new tab)](https://www.cdc.gov/niosh/docs/2003-154/pdfs/7056.pdf) | Active (pump) | Barium (soluble compounds) by AAS 0.8µm MCE filter in cassette (or Solu-CAP cassette) |  | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-8517](https://analyt-mtc.com/catalog/product/cassette-inserts/#part-225-8517) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7300** / Elements by ICP (Nitric/perchloric acid ashing) / [Method document (opens in a new tab)](https://www.cdc.gov/niosh/docs/2003-154/pdfs/7300.pdf) | Active (pump) | 0.8µm MCE filter in 37mm cassette (or Solu-CAP cassette) |  | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-8517](https://analyt-mtc.com/catalog/product/cassette-inserts/#part-225-8517) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7301** / Elements by ICP (Aqua regia ashing) / [Method document (opens in a new tab)](https://www.cdc.gov/niosh/docs/2003-154/pdfs/7301.pdf) | Active (pump) | 0.8µm MCE filter (or Solu-CAP cassette) or 5µm PVC filter in 37mm cassette |  | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-8517](https://analyt-mtc.com/catalog/product/cassette-inserts/#part-225-8517) / [225-803](https://analyt-mtc.com/catalog/product/gla-5000-pvc-membrane-filters/#part-225-803) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7303** / Elements by ICP (Hot block/HCl/HNO3 Digestion) / [Method document (opens in a new tab)](https://www.cdc.gov/niosh/docs/2003-154/pdfs/7303.pdf) | Active (pump) | 0.8µm MCE filter in 37mm cassette (or Solu-CAP cassette) |  | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-8517](https://analyt-mtc.com/catalog/product/cassette-inserts/#part-225-8517) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7306** / Elements by Cellulosic Internal Capsule Sampler ICP -AES / [Method document (opens in a new tab)](https://www.cdc.gov/niosh/docs/2003-154/pdfs/7306.pdf) | Active (pump) | Solu-CAP MCE Filters Preloaded in Cassettes and Cassette Holder |  | [225-8517](https://analyt-mtc.com/catalog/product/cassette-inserts/#part-225-8517) |
| **NIOSH 9102** / Elements on wipes by ICP -AES | Surface | Wipe |  | [225-2414](https://analyt-mtc.com/catalog/product/ghost-wipes/#part-225-2414) / [225-2415](https://analyt-mtc.com/catalog/product/ghost-wipes/#part-225-2415) / [225-2415A](https://analyt-mtc.com/catalog/product/ghost-wipes/#part-225-2415a) |
| **OSHA ID-121** / Metal & metalloid particulates by AAS /AES / [Method document (opens in a new tab)](https://www.osha.gov/sites/default/files/methods/osha-id121.pdf) | Active (pump) | 0.8µm MCE filter in cassette |  | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-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](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / [225-1930](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-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)](https://www.skcltd.com/hazard-search.html)