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Emery

Synonyms & Trade Names
Aluminum oxide, Aluminum trioxide, Corundum, Impure corundum, Natural aluminum oxide [Note: Emery is an impure variety of Al2O3 which may contain small impurities of iron, magnesium & silica Corundum is natural Al2O3.]
CAS No.
1302-74-5 (corundum)
RTECS No.
GN0231000 (corundum)
DOT ID & Guide
Formula
Al2O3
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: See Appendix D
OSHA PEL
: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)
Measurement Methods

NIOSH 0500 , 0600
See: NMAM or OSHA Methods
Physical Description
Odorless, white, crystalline powder.
See α-Alumina for physical & chemical properties.
Incompatibilities & Reactivities
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
First Aid
(See procedures)
Eye: Irrigate immediately

Breathing: Fresh air
Swallow: Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also: INTRODUCTION
 
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