Hazard search

Iron salts

CAS number
No CAS number
Also known as
Ferric chloride · Ferrous chloride · Iron salts (as Fe) · Iron(II) salts · Iron(III) salts

UK workplace exposure limits

LimitValueApplies to
8-hour TWA 1 mg/m³
15-minute STEL 2 mg/m³

Sampling methods

MethodSamplingMedium AnalysisPart 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
OSHA ID-121
Metal & metalloid particulates by AAS
Method document (opens in a new tab)
Active (pump) 0.8µm MCE filter in 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)