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Chemical Sampling Information (CSI)
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General Description

Synonyms: BGE; 1,2-Epoxy-3-butoxypropane

OSHA IMIS Code Number: 0477

Chemical Abstracts Service (CAS) Registry Number: 2426-08-6

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: TX4200000; 65318

NIOSH Pocket Guide to Chemical Hazards, n-Butyl glycidyl ether: chemical description, physical properties, potentially hazardous incompatibilities, and more

Chemical Description and Physical Properties:

pale yellow liquid
molecular weight: 130
vapor pressure: 3 mm
boiling point: 327°F

Incompatibilites: Strong oxidizers and caustics

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 50 ppm, 270 mg/m3

Construction Industry: 50 ppm, 270 mg/m3 TWA

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 25 ppm, 133 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 5.6 ppm Ceiling (15 min)

Health Factors

Potential Symptoms: Eye, nose irritation; skin irritation, sensitization; narcosis

Health Effects: Chronic (Cumulative) Toxicity--- mutagen (HE2) Irritation-Eye, Nose, Throat, Skin---Mild (HE16)

Affected Organs: Eyes, skin, respiratory system, CNS

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: Carbon Disulfide
    alternate 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: 1 (NIOSH 1616 [197 KB PDF, 3 pages])
    sampling and analytical error: 0.12
    method classification: Fully Validated

Secondary Laboratory Sampling/Analytical Method (SAM2):

  • device: Instrumentation
    company:     Infrared Spectrophotometer
    part #: MIRAN 1A & 1B
    range: 0.1 ppm @ 8.9 um
    class: Mfg

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