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Chemical Sampling Information (CSI)
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General Description

Synonyms: Isooctanol, Oxooctyl alcohol

OSHA IMIS Code Number: A635

Chemical Abstracts Service (CAS) Registry Number: 26952-21-6

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: NS7700000; 44590

NIOSH Pocket Guide to Chemical Hazards, Isooctyl alcohol

Chemical Description and Physical Properties:
mixture of isomers made by the Oxo process. Clear liquid, + di range 182-195°C; FP 82.2°C;
molecular weight: 130.3
molecular formula: C7H15CH2OH
Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 50 ppm, 266 mg/m3 -TWA (Skin)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 50 ppm TWA (Skin)

Health Factors

Date Last Revised: 05/18/1993

NIOSH/OSHA/DOE Health Guideline: Isooctyl Alcohol

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: 99:1 Carbon Disulfide:Dimethylformamide
    maximum volume: 10 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated
Wipe Sampling Method: Wipe with charcoal pad, seal in glass vial for shipment.

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