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N-Nitrosodimethylamine | CAS 62-75-9 | ||
(CH3)2N2O | RTECS IQ0525000 | ||
Synonyms & Trade Names Dimethylnitrosamine; N,N-Dimethylnitrosamine; DMNA; N-Methyl-N-nitroso-methanamine; NDMA; N-Nitroso-N,N-dimethylamine |
DOT ID & Guide |
Exposure Limits |
NIOSH REL: Ca See Appendix A | ||
OSHA PEL: [1910.1016] See Appendix B | |||
IDLH Ca [N.D.] | Conversion |
Physical Description Yellow, oily liquid with a faint, characteristic odor. |
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MW: 74.1 |
BP: 306°F |
FRZ: ? |
Sol: Soluble |
VP: 3 mmHg |
IP: 8.69 eV |
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Sp.Gr: 1.005 |
Fl.P: ? |
UEL: ? |
LEL: ? |
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Combustible Liquid | |||
Incompatibilities & Reactivities Strong oxidizers [Note: Should be stored in dark bottles.] |
Measurement Methods NIOSH 2522; OSHA 38 |
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 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 with a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus |
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Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
Symptoms Nausea, vomiting, diarrhea, abdominal cramps; headache; fever; enlarged liver, jaundice; decreased liver, kidney, pulmonary function; [potential occupational carcinogen] | |
Target Organs
Liver, kidneys,lungs Cancer Site [in animals; lung, kidney, liver & nasal cavity tumors] |
See also: INTRODUCTION |