September 2010
NIOSH Publication Number 2010-168c

Cyclonite

Synonyms & Trade Names
Cyclotrimethylenetrinitramine; Hexahydro-1,3,5-trinitro-s-triazine; RDX; Trimethylenetrinitramine; 1,3,5-Trinitro-1,3,5-triazacyclohexane
CAS No.
121-82-4
RTECS No.
XY9450000
DOT ID & Guide
Formula
C3H6N6O6
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: TWA 1.5 mg/m3 ST 3 mg/m3 [skin]
OSHA PEL
†: none
Measurement Methods

NIOSH 0500
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.]
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
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: Eyewash, Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 1641