NAME: Dinitrotoluene
SYNONYM(s):
2,4-Dinitrotoluene; DNT
IMIS: 0990
CAS: 25321-14-6
Other CAS:
25321-14-6
NIOSH: RTECS XT1300000; 83030
DOT:
UN1600 Poison (Molten); UN2038 Poison (Solid, Liquid)
DESCRIPTION:
Orange-yellow solid (often shipped molten) with a characteristic
odor.
MW:
182
BP:
482 F
VP:
1 mm
MP:
158 F
INCOM:
Strong oxidizers, caustics, metals, such as tin, zinc
Exposure Limits
OSHA GENERAL INDUSTRY PEL:
1.5 mg/m3 (Skin)
OSHA CONSTRUCTION INDUSTRY PEL:
1.5 mg/m3 TWA (Skin)
ACGIH TLV:
0.2 mg/m3 TWA (Skin); Appendix A3 (Confirmed Animal Carcinogen with
Unknown Relevance to Humans)
NIOSH REL:
1.5 mg/m3 TWA (Skin) Potential Carcinogen
Health Factors
SYMPTOM(s):
Anoxia; cyanosis; anemia; jaundice; (carcinogenic)
HEALTH EFFECTS:
Methemoglobinemia (HE13); Cumulative liver damage (HE3)
Mutagen (some isomers) (HE2)
ORGAN:
Blood, liver, CVS
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
MEDIA:
Glass Fiber Filter contained within a Tenax-GC tube
ANL SOLVENT:
Acetone
MAX V:
60 Liters MAX F:
1.0 L/min
ANL 1:
Gas Chromatography; GC/(TEA/EAP)
REF:
2 (OSHA 44)
SAE:
0.13
CLASS:
Fully Validated
NOTE:
Lab modification of sample tube consists of an 8mm Glass fiber filter disc placed inside tube ahead of first resin bed. OSHA personnel may obtain the sampling tube from SLTC. The air sampling pump must be certified by NIOSH and MSHA as safe for use in coal mines.
BULK METHOD:
Limit the amount of bulk submitted to one gram or one mL.
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