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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: R104

Chemical Abstracts Service (CAS) Registry Number: 7439-88-5

Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method (Wisconsin OHL):

  • sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns
    maximum volume: 960 Liters
    maximum flow rate: 2 L/min
    current analytical method: Atomic Absorption Spectroscopy; AAS O. Inductively Coupled Argon Plasma; ICP
    method reference:14 (WOHL)
    note: Requires aqua regia digestion.

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