<< Back to Chemical Sampling Information

Chemical Sampling Information (CSI)
Search (use word(s)/phrase)
Table of Contents
By Name
A B C D E F G H I J K L M
N O P Q R S T U V W X Y Z

By CAS Number
Quick Links

General Description

OSHA IMIS Code Number: P211

Chemical Abstracts Service (CAS) Registry Number: 7440-06-4

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 1 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1 mg/m3 TWA

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns
    maximum volume:
    960 Liters
    minimum volume: 480 Liters
    maximum flow rate: 2.0 L/min
    current analytical method: Atomic Absorption Spectrophotometry; AAS/GF
    method reference: 2 (OSHA In-House File)
    method classification: Not Validated

** All Trademarks are the property of their respective owners.