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| Silicon carbide | CAS 409-21-2 | ||
| SiC | RTECS VW0450000 | ||
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Synonyms & Trade Names Carbon silicide, Carborundum®, Silicon monocarbide |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp) | ||
| OSHA PEL†: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp) | |||
| IDLH N.D. See: IDLH INDEX | Conversion | ||
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Physical Description Yellow to green to bluish-black, iridescent crystals. |
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MW: 40.1 |
BP: Sublimes |
MLT: 4892°F (Sublimes) |
Sol: Insoluble |
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VP: 0 mmHg (approx) |
IP: 9.30 eV |
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Sp.Gr: 3.23 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Solid | |||
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Incompatibilities & Reactivities None reported [Note: Sublimes with decomposition at 4892°F.] |
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Measurement Method Filter; none; Gravimetric; IV [Particulates NOR: #0500 (total), #0600 (respirable)] See: NMAM INDEX |
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Personal Protection & Sanitation Skin: N.R. Eyes: N.R. Wash skin: N.R. Remove: N.R. Change: N.R. |
First Aid (See procedures) Eye: Irrigate immediately Breathing: Fresh air Swallow: Medical attention immediately |
| Respirator Recommendations To be added later | |
| Exposure Routes inhalation, ingestion, skin and/or eye contact | |
| Symptoms irritation eyes, skin, upper respiratory system; cough | |
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Target Organs
Eyes, skin, respiratory system |
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| See also: INTRODUCTION See ICSC CARD: 1061 |