Nitroglycerine
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CAS
55-63-0
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CH2NO3CHNO3CH2NO3
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RTECS
QX2100000
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Synonyms & Trade Names
Glyceryl trinitrate; NG; 1,2,3-Propanetriol trinitrate; Trinitroglycerine
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DOT ID & Guide
1204 / 127 (< or = 1% solution in alcohol)
3064 / 127 (1-5% solution in alcohol)
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Exposure
Limits
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NIOSH REL: ST 0.1 mg/m3 [skin]
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OSHA PEL†: C 0.2 ppm (2 mg/m3) [skin]
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IDLH
75 mg/m3
See: 55630
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Conversion
1 ppm = 9.29 mg/m3
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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%).]
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MW: 227.1
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BP: Begins to decompose at 122-140°F
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FRZ: 56°F
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Sol: 0.1%
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VP: 0.0003 mmHg
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IP: ?
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Sp.Gr: 1.60
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Fl.P: Explodes
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UEL: ?
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LEL: ?
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Explosive Liquid
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Incompatibilities & Reactivities
Heat, ozone, shock, acids [Note: An OSHA Class A Explosive (1910.109).]
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Measurement Methods
NIOSH 2507; OSHA 43
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet (flammable)
Change: Daily
Provide: Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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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
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Throbbing headache; dizziness; nausea, vomiting, abdominal pain; hypotension; flush; palpitations; methemoglobinemia; delirium, central nervous system depression; angina; skin irritation
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Target Organs
cardiovascular system, blood, skin, central nervous system
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See also: INTRODUCTION
See ICSC CARD: 0186 See MEDICAL TESTS: 0100
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