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Chemical Sampling Information (CSI)
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General Description

Synonyms: 2-(1-Methylethoxy)phenyl methylcarbamate; Baygon

OSHA IMIS Code Number: 0318

Chemical Abstracts Service (CAS) Registry Number: 114-26-1

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: FC3150000; 23866

Chemical Description and Physical Properties:

solid
molecular weight: 209
melting point: 91°C

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.5 mg/m3 TWA; Appendix A3 (Confirmed Animal Carcinogen with Unknown Relevance to Humans)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.5 mg/m3 TWA

Health Factors

Health Effects: Cholinesterase inhibition (HE6) LD50 (oral, rat) 70 mg/kg

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: OSHA Versatile Sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg sections, 20/60 mesh) with Glass Fiber Filter enclosed
    analytical solvent: Acetonitrile
    maximum volume: 60 Liters
    maximum flow rate: 1.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/UL58
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated
    note: OSHA personnel may obtain sampling tubes from the Salt Lake Technical Center.

Conditions: Acetonitrile extraction; Zorbax ODS column; 45% Acetonitrile 55% water; 1 mL/min; UV 214 nm; retention time, 5.9 min; DL 1 ng/inj C/P KM 4-79

Wipe Sampling Method:

  • sampling media: Glass Fiber Filter
    analytical solvent: Isopropanol

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