# NIOSH Pocket Guide to Chemical Hazards
Cyclonite | CAS 121-82-4
C3H6N6O6 | RTECS XY9450000
Synonyms & Trade Names Cyclotrimethylenetrinitramine; Hexahydro-1,3,5-trinitro-s-triazine; RDX; Trimethylenetrinitramine; 1,3,5-Trinitro-1,3,5-triazacyclohexane | DOT ID & Guide
Exposure Limits | NIOSH REL: TWA 1.5 mg/m3 ST 3 mg/m3 [skin]
OSHA PEL†: none
IDLH N.D. | Conversion
Physical Description White, crystalline powder. [Note: A powerful high explosive.]
MW: 222.2 | BP: ? | MLT: 401°F | Sol: Insoluble
VP(230°F): 0.0004 mmHg | IP: ? |  | Sp.Gr: 1.82
Fl.P: Explodes | UEL: ? | LEL: ? |
Combustible Solid [EXPLOSIVE!]
Incompatibilities & Reactivities Strong oxidizers, combustible materials, heat [Note: Detonates on contact with mercury fulminate.]
Measurement Methods NIOSH 0500
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated/Daily Remove: When wet or contaminated Change: Daily Provide: Eyewash, Quick drench | First Aid (See procedures) Eye: Irrigate immediately Skin: Soap flush immediately Breathing: Respiratory support Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin; headache, irritability, lassitude (weakness, exhaustion), tremor, nausea, dizziness, vomiting, insomnia, convulsions
Target Organs Eyes, skin, central nervous system
See also: INTRODUCTION