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Chemical Sampling Information (CSI)
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General Description

Synonyms: o,o-Diethyl s-[(4-oxo-1,2,3-benzotriazin-3(4H)-yl)methyl]- phosphorodithioate; Azinos; Ethyl Guthion

OSHA IMIS Code Number: A618

Chemical Abstracts Service (CAS) Registry Number: 2642-71-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: TD8400000; 59101

Chemical Description and Physical Properties:

colorless crystals
melting point: 53°C
Health Factors

Health Effects: LD50 (oral,rat) 17.5 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: Toluene
    maximum volume: 480 Liters
    maximum flow rate: 1.0 L/min
    current analytical method: Gas Chromatography; GC/FPD
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated
    note: OSHA personnel may obtain sampling tubes from the Salt Lake Technical Center.

Wipe Sampling Method:

  • sampling media: Glass Fiber Filter
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