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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: D609

Chemical Abstracts Service (CAS) Registry Number: 111-46-6

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: ID5950000

Chemical Description and Physical Properties:

molecular weight: 106.12
density: 1.118
Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: OSHA Versatile Sampler (OVS-7) - 13 mm XAD-7 tube (270/140 mg sections, 20/60 mesh) with a Glass Fiber Filter enclosed
    analytical solvent: Methanol
    maximum volume: 60 L
    maximum flow rate: 2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: 1 (NIOSH 5523 [37 KB PDF, 5 pages])
    method classification: Partially Validated
    note: Ship cold to the laboratory for analysis.

Conditions: Gas chromatography-FID with a 30 meter rtx-35 fused silica capillary column, 40°C, 8°C/min to 230°C; desorbed with 2 mL methanol, ultrasonicate 30 minutes.

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