Perlite
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CAS
93763-70-3
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RTECS
SD5254000
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Synonyms & Trade Names
Expanded perlite [Note: An amorphous material consisting of fused sodium potassium aluminum silicate.]
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp)
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OSHA PEL: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)
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IDLH
N.D.
See: IDLH INDEX
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Conversion
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Physical Description
Odorless, light-gray to glassy-black solid. [Note: Expanded perlite is a fluffy, white particulate.]
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MW: varies
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BP: ?
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MLT: >2000°F
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Sol: <1%
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VP: 0 mmHg (approx)
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IP: NA
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Sp.Gr: 2.2-2.4 (crude) 0.05-0.3 (expanded)
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Fl.P: NA
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UEL: NA
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LEL: NA
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Noncombustible Solid
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Incompatibilities & Reactivities
None reported
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Measurement Methods
NIOSH 0500, 0600
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
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
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Exposure Routes
inhalation, skin and/or eye contact
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Symptoms
Irritation eyes, skin, throat, upper respiratory system
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Target Organs
Eyes, skin, respiratory system
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See also: INTRODUCTION See ICSC CARD: 1141
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