Amitrole |
Synonyms & Trade Names Aminotriazole; 3-Aminotriazole; 2-Amino-1,3,4-triazole; 3-Amino-1,2,4-triazole |
CAS No. 61-82-5 |
RTECS No. XZ3850000 |
DOT ID & Guide |
FormulaC2H4N4 |
Conversion |
IDLH Ca [N.D.]
See: IDLH INDEX |
Exposure Limits NIOSH REL: Ca TWA 0.2 mg/m3 See Appendix A
OSHA PEL†: none |
Measurement Methods
NIOSH 0500;
OSHA PV2006
See: NMAM or OSHA Methods |
Physical Description Colorless to white, crystalline powder. [herbicide] [Note: Odorless when pure.] |
MW: 84.1 |
BP: ? |
MLT: 318°F |
Sol(77°F): 28% |
VP: <0.000008 mmHg |
IP: ? |
Sp.Gr: 1.14 |
Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Solid, but may be dissolved in flammable liquids. |
Incompatibilities & Reactivities Light (decomposes), strong oxidizers [Note: Corrosive to iron, aluminum & copper.] |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, skin; dyspnea (breathing difficulty), muscle spasms, ataxia, anorexia, salivation, increased body temperature; lassitude (weakness, exhaustion), skin dryness, depression (thyroid function suppression) |
Target Organs Eyes, skin, thyroid |
Cancer Site[in animals: liver, thyroid & pituitary gland tumors] |
Personal Protection/Sanitation (See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: Daily
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench |
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately |
Respirator Recommendations NIOSH At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration:
(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 See ICSC CARD: 0631
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