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| Quinone | CAS 106-51-4 | ||
| OC6H4O | RTECS DK2625000 | ||
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Synonyms & Trade Names 1,4-Benzoquinone; p-Benzoquinone; 1,4-Cyclohexadiene dioxide; p-Quinone |
DOT ID & Guide 2587 153 |
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Exposure Limits |
NIOSH REL: TWA 0.4 mg/m3 (0.1 ppm) | ||
| OSHA PEL: TWA 0.4 mg/m3 (0.1 ppm) | |||
| IDLH 100 mg/m3 | Conversion 1 ppm = 4.42 mg/m3 | ||
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Physical Description Pale-yellow solid with an acrid, chlorine-like odor. |
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MW: 108.1 |
BP: Sublimes |
MLT: 240°F |
Sol: Slight |
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VP(77°F): 0.1 mmHg |
IP: 9.68 eV |
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Sp.Gr: 1.32 |
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Fl.P: 100-200°F |
UEL: ? |
LEL: ? |
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| Combustible Solid | |||
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Incompatibilities & Reactivities Strong oxidizers |
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Measurement Methods NIOSH S181 (II-4) |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated 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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Respirator Recommendations
NIOSH/OSHA Up to 10 mg/m3: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode� Up to 20 mg/m3: (APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece Up to 100 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 a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, ingestion, skin and/or eye contact | |
| Symptoms Eye irritation, conjunctivitis; keratitis (inflammation of the cornea); skin irritation | |
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Target Organs
Eyes, skin |
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| See also: INTRODUCTION |