Powered by GoogleTranslate

Benomyl (Total Dust)

General Description

  • Synonyms: Methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate; Benlate; Tersan 1991
  • OSHA IMIS Code Number: B407
  • Chemical Abstracts Service (CAS) Registry Number: 17804-35-2
  • NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: DD6475000; 14849
  • Chemical Description and Physical Properties:
    • white crystalline solid, essentially insoluble in water or oil
    • formulation: 50% wettable powder soluble in xylene, acetone, DMF, and chloroform
    • molecular weight: 290

Exposure Limits

  • American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.84 ppm, 10 mg/m3 TWA; Appendix A4 (Not Classifiable as a Human Carcinogen)

Health Factors

  • Health Effects: LD50 (oral, mammal) 10 g/kg; Systemic fungicide

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • 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/UV
  • method reference: 2 (OSHA In-House File)
  • method classification: Not Validated
Wipe Sampling Method:
  • Glass Fiber Filter
Bulk Method:
  • Limit the amount of bulk submitted to one gram or one mL.

Column: Chromasil C18 5 um mobile phase: 70% acetonitrile/30% water; 1 mL/min ultra violet detector: 286, 218 nm retention time: 3.5 min detection limit: 10 ng/inj

** All Trademarks are the property of their respective owners.

Back to Top

Thank You for Visiting Our Website

You are exiting the Department of Labor's Web server.

The Department of Labor does not endorse, takes no responsibility for, and exercises no control over the linked organization or its views, or contents, nor does it vouch for the accuracy or accessibility of the information contained on the destination server. The Department of Labor also cannot authorize the use of copyrighted materials contained in linked Web sites. Users must request such authorization from the sponsor of the linked Web site. Thank you for visiting our site. Please click the button below to continue.