Synonyms: Trinitrotoluol; sym-Trinitrotoluene; TNT; 2,4,6-Trinitrotoluene

OSHA IMIS Code Number: 2530

Chemical Abstracts Service (CAS) Registry Number: 118-96-7

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: XU0175000; 83169

Chemical Description and Physical Properties:

Colorless to pale yellow, odorless solid.

molecular weight: 227
melting point: 178°F
vapor pressure: 185°F: 0.05mm
boiling point: 464°F

Incompatibilities:

Strong oxidizers, ammonia, strong alkalies, oxidizable materi

OSHA Permissible Exposure Limit (PEL):

General Industry: 1.5 mg/m³ (Skin)

Construction Industry: 15 mg/m³ TWA (Skin)

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.1 mg/m³ TWA (Skin)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.5 mg/m³ TWA (Skin)

Potential Symptoms: Liver damage, jaundice; cyanosis; sneezing, coughing, sore throat; peripheral neuritis, muscle pain; kidney damage; cardiac irregularities; cataracts; sensitization dermatitis; leukocytosis, anemia

Health Effects: Methemoglobinemia (HE13); Aplastic Anemia (HE12) Cumulative eye (Cataracts) and liver damage (HE3)

Affected Organs: Blood, liver, eyes, CVS, CNS, kidneys, skin

• sampling media: Modified Tenax-GC Tube (100/50 mg sections, 35/60 mesh) Modified by placing 8 mm Glass Fiber Filter inside tube ahead of first resin bed.
  analytical solvent: Acetone
  maximum volume: 60 Liters
  maximum flow rate: 1.0 L/min
  current analytical method: Gas Chromatography; GC/(TEA/EAP)
  method reference: OSHA Analytical Method (OSHA 44)
  sampling and analytical error: 0.13
  method classification: Fully Validated
  note: OSHA personnel may obtained sample tubes from SLTC. The air sampling pump must be certified by NIOSH and MSHA as safe for use in coal mines.

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