NIOSH Pocket Guide to Chemical Hazards

Aluminum CAS 7429-90-5
Al RTECS BD0330000
Synonyms & Trade Names
Aluminium, Aluminum metal, Aluminum powder, Elemental aluminum
DOT ID & Guide
1309 170 (powder, coated)
1396 138 (powder, uncoated)
9260 169 (molten)
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
Physical Description
Silvery-white, malleable, ductile, odorless metal.
MW: 27.0
BP: 4221°F
MLT: 1220°F
Sol: Insoluble
VP: 0 mmHg (approx)
IP: NA

Sp.Gr: 2.70
Fl.P: NA
UEL: NA
LEL: 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.]
Measurement Method
Filter; HNO3; Flame atomic absorption spectrometry; IV [#7013] [Also #7300, Elements] See: NMAM INDEX
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

Respirator Recommendations To be added later
Exposure Routes inhalation, skin and/or eye contact
Symptoms irritation eyes, skin, respiratory system
Target Organs Eyes, skin, respiratory system
See also: INTRODUCTION   See MEDICAL TESTS: 0011