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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: 0391

Chemical Abstracts Service (CAS) Registry Number: 7789-30-2

Chemical Description and Physical Properties:

Liquid.
Exposure Limits

OSHA Permissible Exposure Limit (PEL):

Construction Industry: 29 CFR 1926.55 Appendix A -- 0.1 ppm, 0.7 mg/m3 TWA

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.1 ppm, 0.72 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.1 ppm TWA

Health Factors

Health Effects: Irritation-Eyes, Nose, Throat, Bronchi, Lungs---Marked (HE14) Acute lung damage/edema (HE11)

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Treated Silica Gel Tube (Supelco, ORBO-53; SKC, 226-10-03 or equivalent)
    maximum volume: 48 Liters
    maximum flow rate: 0.2 L/min (TWA)
    current analytical method: Ion Chromatography; IC
    method reference: 2 (OSHA In-house file)
    method classification: Not Validated
    note: Submit as separate sample. Analysis performed for total Bromide & total Fluoride. Method based on OSHA ID-108. Make sure that glass fiber filter plug is firmly in contact with silica gel before sampling and before sealing tube for shipment.

Wipe Sampling Method:

  • sampling media: Whatman smear tab
    analytical solvent: Deionized Water
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