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Chemical Sampling Information (CSI)
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General Description

Synonyms: Butylbutanoate; Butyric Acid Butyl Ester; n-Butyl-n-Butyrate

OSHA IMIS Code Number: SLT1

Chemical Abstracts Service (CAS) Registry Number: 109-21-7

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN2528

Chemical Description and Physical Properties:

molecular weight: 144.21
molecular formula: C8H16O2
boiling point:
166°C
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/DMF (99:1)
    maximum volume: 10 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 2 (OSHA PV2090)
    method classification: Partially Validated

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