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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: 1521

Chemical Abstracts Service (CAS) Registry Number: 13463-40-6

Chemical Description and Physical Properties:

liquid

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.1 ppm, 0.23 mg/m3 TWA; 0.2 ppm, 0.45 mg/m3 STEL

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.1 ppm TWA; 0.2 ppm STEL

Health Factors

Health Effects: Acute Toxicity CNS (HE4); Acute lung damage (HE11)

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Midget Fritted Glass Bubbler containing 10 mL of (1:1) 3% Hydrochloric Acid (HCl)/Iodine-Potassium Iodide (I2-KI)
    maximum volume: 480 Liters 
    minimum volume: 240 Liters
    maximum flow rate: 1.0 L/min (TWA)
    maximum volume: 15 Liters
    maximum flow rate: 1.0 L/min (STEL)
    current analytical method: Colorimetric
    method reference: 13
    method classification: Not Validated

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