2,4-DINITROTOLUENE
Chemical Identification | |
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CAS # | 121-14-2 |
Formula |
C₇H₆N₂O₄ |
Synonyms |
dinitrotoluol; DNT; methyldinitrobenzene [Note: Various isomers of DNT exist] |
Physical Properties | |||
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Physical description | Orange-yellow crystalline solid with a characteristic odor. | ||
Boiling point | 572°F | Molecular weight | 182.2 |
Freezing point/melting point | 158°F | Vapor pressure | 1 mmHg |
Flash point | 404°F | Vapor density | 6.27 |
Specific gravity | 1.379 | Ionization potential | |
Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
NFPA health rating | 3 | NFPA fire rating | 1 |
NFPA reactivity rating | 3 | 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.) | 0990 | |||||
Sampling group | ||||||
Sampler/Sampling media | ||||||
Sampling time* | ||||||
Sampling volume (TWA)* | ||||||
Sampling flow rate (TWA)* | ||||||
Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | ||||||
Method reference | ||||||
Notes | See DINITROTOLUENE |
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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 |
Bulk Method |
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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 | REL-TWA | TLV-TWA |
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PEL-TWA |
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PEL-STEL | REL-STEL | TLV-STEL |
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PEL-STEL |
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PEL-C | REL-C |
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TLV-C |
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PEL-C |
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Skin notation |
NA |
Skin notation |
NA |
Skin notation |
NA |
Skin notation |
NA |
Notes:
Not established |
Notes:
Not established |
Notes:
Not established |
Notes:
Not established |
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Health factors: See NIH-NLM PubChem. | IDLH | ||||||
Carcinogenic classifications: |
Notes:
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
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Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Dinitrotoluenes, molten NIOSH: Pocket Guide to Chemical Hazards - Dinitrotoluenes, molten Literature References See also DINITROTOLUENE [25321-14-6] |
Last Updated Date : 12/15/2020