Chromyl chloride
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CAS
14977-61-8
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Cr(OCl)2
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RTECS
GB5775000
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Synonyms & Trade Names
Chlorochromic anhydride, Chromic oxychloride, Chromium chloride oxide, Chromium dichloride dioxide, Chromium dioxide dichloride, Chromium dioxychloride, Chromium oxychloride, Dichlorodioxochromium
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DOT ID & Guide
1758 / 137
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Exposure
Limits
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NIOSH REL: Ca 0.001 mg Cr(VI)/m3 See Appendix A See Appendix C
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OSHA PEL: none
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IDLH
Ca [N.D.]
See: IDLH INDEX
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Conversion
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Physical Description
Deep-red liquid with a musty, burning, acrid odor. [Note: Fumes in moist air.]
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MW: 154.9
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BP: 243°F
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FRZ: -142°F
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Sol: Reacts
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VP: 20 mmHg
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IP: 12.60 eV
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Sp.Gr(77°F): 1.91
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Fl.P: NA
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UEL: NA
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LEL: NA
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Noncombustible Liquid, but a powerful oxidizer.
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Incompatibilities & Reactivities
Water, combustible substances, halides, phosphorus, turpentine [Note: Reacts violently in water; forms chromic acid, chromic chloride, hydrochloric acid & chlorine. Corrodes common metals.]
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Measurement Methods
None available
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 or contaminated
Change: No recommendation
Provide: Eyewash, Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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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/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
Irritation to eyes, skin, upper respiratory system; eye, skin burns; [potential occupational carcinogen]
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Target Organs
Eyes, skin, respiratory system
Cancer Site
[lung cancer]
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See also: INTRODUCTION
See ICSC CARD: 0854 See MEDICAL TESTS: 0052 |
