NIOSH logo and tagline

Aluminum

Synonyms & Trade Names
Aluminium, Aluminum metal, Aluminum powder, Elemental aluminum
CAS No.
7429-90-5
RTECS No.
DOT ID & Guide
1309 170(powder, coated)
1396 138(powder, uncoated)
9260 169(molten)
Formula
Al
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 7013 , 7300 , 7301 , 7303;
OSHA ID121
See: NMAM or OSHA Methods
Physical Description
Silvery-white, malleable, ductile, odorless metal.
Molecular Weight
27.0
Boiling Point
4221°F
Melting Point
1220°F
Solubility
Insoluble
Vapor Pressure
0 mmHg (approx)
Ionization Potential
NA
Specific Gravity
2.70
Flash Point
NA
Upper Explosive Limit
NA
Lower Explosive Limit
NA
Combustible Solid, finely divided dust is easily ignited; may cause explosions.
Incompatibilities & Reactivities
Strong oxidizers & acids, halogenated hydrocarbons [Note: Corrodes in contact with acids & other metals. Ignition may occur if powders are mixed with halogens, carbon disulfide, or methyl chloride.]
Exposure Routes
inhalation, 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
Respirator Recommendations
See also
INTRODUCTION   ICSC CARD: 0988   MEDICAL TESTS: 0011
Page last reviewed: October 30, 2019