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| 4-Dimethylaminoazobenzene | CAS 60-11-7 | ||
| C6H5NNC6H4N(CH3)2 | RTECS BX7350000 | ||
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Synonyms & Trade Names Butter yellow; DAB; p-Dimethylaminoazobenzene; N,N-Dimethyl-4-aminoazobenzene; Methyl yellow |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: Ca See Appendix A | ||
| OSHA PEL: [1910.1015] See Appendix B | |||
| IDLH Ca [N.D.] See: IDLH INDEX | Conversion | ||
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Physical Description Yellow, leaf-shaped crystals. |
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MW: 225.3 |
BP: Sublimes |
MLT: 237°F |
Sol: 0.001% |
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VP: 0.0000003 mmHg (est.) |
IP: ? |
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Sp.Gr: ? |
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Fl.P: ? |
UEL: ? |
LEL: ? |
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Incompatibilities & Reactivities None reported |
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Measurement Methods NIOSH P&CAM284; (II-4) See: NMAM or OSHA Methods |
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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 |
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Important additional information about respirator selection 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 Enlarged liver; liver, kidney disturbance; contact dermatitis; cough, wheezing, dyspnea (breathing difficulty); bloody sputum; bronchial secretions; frequent urination, hematuria (blood in the urine), dysuria; [potential occupational carcinogen] | |
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Target Organs
Skin, respiratory system, liver, kidneys, bladder Cancer Site [in animals: liver & bladder tumors] |
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| See also: INTRODUCTION See MEDICAL TESTS: 0081 |