Dinitrotoluene |
Synonyms & Trade Names Dinitrotoluol, DNT, Methyldinitrobenzene [Note: Various isomers of DNT exist.] |
CAS No. 25321-14-6 |
RTECS No. XT1300000 |
DOT ID & Guide 1600 152 (molten)
2038 152 (solid) |
FormulaCH3C6H3(NO2)2 |
Conversion |
IDLH Ca [50 mg/m3]
See: 25321146 |
Exposure Limits NIOSH REL: Ca TWA 1.5 mg/m3 [skin] See Appendix A
OSHA PEL: TWA 1.5 mg/m3 [skin] |
Measurement Methods
OSHA 44
See: NMAM or OSHA Methods |
Physical Description Orange-yellow crystalline solid with a characteristic odor. [Note: Often shipped molten.] |
MW: 182.2 |
BP: 572°F |
MLT: 158°F |
Sol: Insoluble |
VP: 1 mmHg |
IP: ? |
Sp.Gr: 1.32 |
Fl.P: 404°F |
UEL: ? |
LEL: ? |
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| Combustible Solid, but difficult to ignite. |
Incompatibilities & Reactivities Strong oxidizers, caustics, metals such as tin & zinc [Note: Commercial grades will decompose at 482°F, with self-sustaining decomposition at 536°F.] |
Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact |
Symptoms Anoxia, cyanosis; anemia, jaundice; reproductive effects; [potential occupational carcinogen] |
Target Organs Blood, liver, cardiovascular system, reproductive system |
Cancer Site[in animals: liver, skin & kidney tumors] |
Personal Protection/Sanitation (See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated/Daily
Remove: When wet or contaminated
Change: Daily
Provide: Quick drench |
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately |
Respirator Recommendations NIOSH At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter.
Click here for information on selection of N, R, or P filters.
Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0465
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