Kaolin |
Synonyms & Trade Names China clay, Clay, Hydrated aluminum silicate, Hydrite, Porcelain clay [Note: Main constituent of Kaolin is Kaolinite (Al2Si2O5(OH)4).] |
CAS No. 1332-58-7 |
RTECS No. GF1670500 |
DOT ID & Guide |
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Conversion |
IDLH N.D.
See: IDLH INDEX |
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) |
Measurement Methods
NIOSH 0500 , 0600
See: NMAM or OSHA Methods |
Physical Description White to yellowish or grayish powder. [Note: When moistened, darkens & develops a clay-like odor.] |
MW: varies |
BP: ? |
MLT: ? |
Sol: Insoluble |
VP: 0 mmHg (approx) |
IP: NA |
Sp.Gr: 1.8-2.6 |
Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Solid |
Incompatibilities & Reactivities None reported |
Exposure Routes inhalation, skin and/or eye contact |
Symptoms Chronic pulmonary fibrosis, stomach granuloma |
Target Organs respiratory system, stomach |
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Personal Protection/Sanitation (See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
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First Aid (See procedures)
Eye: Irrigate immediately
Breathing: Fresh air
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Respirator Recommendations Not available.
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 1144
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