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Nitroglycerine

Synonyms & Trade Names
Glyceryl trinitrate, NG, 1,2,3-Propanetriol trinitrate, Trinitroglycerine
CAS No.
55-63-0
RTECS No.
QX2100000
DOT ID & Guide
1204 127(< or = 1% solution in alcohol)
3064 127(1-5% solution in alcohol)
Formula
CH2NO3CHNO3CH2NO3
Conversion
1 ppm = 9.29 mg/m3
IDLH
75 mg/m3
See: 55630
Exposure Limits
NIOSH REL
ST 0.1 mg/m3 [skin]
OSHA PEL
C 0.2 ppm (2 mg/m3) [skin] See Appendix G
Measurement Methods
NIOSH 2507;
OSHA 43
See: NMAM or OSHA Methods
Physical Description
Colorless to pale-yellow, viscous liquid or solid (below 56°F). [Note: An explosive ingredient in dynamite (20-40%) with ethylene glycol dinitrate (80-60%).]
Molecular Weight
227.1
Boiling Point
Begins to decompose at 122-140°F
Freezing Point
56°F
Solubility
0.1%
Vapor Pressure
0.0003 mmHg
Ionization Potential
?
Specific Gravity
1.60
Flash Point
Explodes
Upper Exposive Limit
?
Lower Explosive Limit
?
Explosive Liquid
Incompatibilities & Reactivities
Heat, ozone, shock, acids [Note: An OSHA Class A Explosive (1910.109).]
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
throbbing headache; dizziness; nausea, vomiting, abdominal pain; hypotension; flush; palpitations; methemoglobinemia; delirium, central nervous system depression; angina; skin irritation
Target Organs
cardiovascular system, blood, skin, central nervous system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet (flammable)
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

Up to 1 mg/m3:
(APF = 10) Any supplied-air respirator*

Up to 2.5 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode*

Up to 5 mg/m3:
(APF = 50) Any supplied-air respirator that has a tight-fitting facepiece and is operated in a continuous-flow mode*
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Up to 75 mg/m3:
(APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode

Emergency or planned entry into unknown concentrations or IDLH conditions:
(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   ICSC CARD: 0186   MEDICAL TESTS: 0100
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