BENOMYL†
Chemical Identification | |
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CAS # | 17804-35-2 |
Formula |
C₁₄H₁₈N₄O₃ |
Synonyms |
methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate; Benlate; Tersan1991 |
Physical Properties | |||
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Physical description | White crystalline solid with a faint, acrid odor. | ||
Boiling point | decomposes | Molecular weight | 290.4 |
Freezing point/melting point | >572°F (decomposes) | Vapor pressure | <0.00001 mmHg |
Flash point | Vapor density | ||
Specific gravity | Ionization potential | ||
Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
NFPA health rating | NFPA fire rating | ||
NFPA reactivity rating | NFPA special instruction | ||
Vapor hazard ratio (VHR) | |||
Historical exceedance percentage | |||
Target organs |
Monitoring Methods Used by OSHA | ||||||
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Analyte code (IMIS no.) | B407 (total dust) | B405 (respirable fraction) | ||||
Sampling group | ||||||
Sampler/Sampling media | OSHA versatile sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg) with GFF enclosed [SKC 226-30-16] | OSHA versatile sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg) with GFF enclosed [SKC 226-30-16] | ||||
Sampling time* | 60 min |
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Sampling volume (TWA)* | 60 L |
60 L |
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Sampling flow rate (TWA)* | 1 L/min |
1.7 L/min |
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Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | HPLC-UV | HPLC-UV | ||||
Method reference | OSHA PV2107 (partially validated) | OSHA PV2107 (partially validated) | ||||
Notes | FOR TOTAL DUST, DO NOT USE A CYCLONE!! |
OVS-2 must be preceded by 10 mm nylon cyclone! |
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Special requirements |
* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.
Wipe Method | |
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Sampler/Sampling media | Wipe with GFF (37 mm), Type A/E [AP4003705] |
Bulk Method |
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Limit the amount of bulk submitted to 1 g or 1 mL. |
On-Site Screening Techniques | ||||||
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Device | ||||||
Model/Type | ||||||
Sampling information (see manufacturer instructions) |
Exposure Limits | |||||||
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OSHA PEL
8-hour TWA (ST) STEL (C) Ceiling Peak |
NIOSH REL
Up to 10-hour TWA (ST) STEL (C) Ceiling |
ACGIH TLV©
8-hour TWA (ST) STEL (C) Ceiling |
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PEL-TWA |
15 mg/m³ (total dust), 5 mg/m³ (respirable fraction) |
REL-TWA | TLV-TWA |
1 mg/m³ (inhalable particulate matter) [2007] |
PEL-TWA |
10 mg/m³ (total dust), 5 mg/m³ (respirable fraction) |
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PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
PEL-C | REL-C | TLV-C | PEL-C | ||||
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Notes: | Notes: |
Notes:
dermal sensitizer (DSEN) |
Notes:
See footnote [n]. |
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Health factors: See NIH-NLM PubChem. | IDLH | ||||||
Carcinogenic classifications: TLV-A3 | Notes: | ||||||
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: |
Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Benomyl NIOSH: Pocket Guide to Chemical Hazards - Benomyl Literature References
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Last Updated Date : 12/17/2020