Agent Name |
Aluminum |
CAS Number |
7429-90-5 |
Formula |
Al |
Major Category |
Metals |
Synonyms |
Aluminium; Aluminum metal; Aluminum powder; Elemental aluminum; [NIOSH] |
Category |
Elements, Metallic |
Description |
Silvery-white, malleable, ductile, odorless metal; [NIOSH] |
Sources/Uses |
Interstitial fibrosis among aluminum powder workers was reported in the 1940s. [p.488, Harber] |
Comments |
Occupational asthma in a solderer confirmed by bronchoprovocation testing; [Malo] Aluminum welders in the train and truck manufacturing industry with an average 15 years of experience had no inreased symptoms compared to the control group. Measured air levels of total dust were 5-8 mg/m3. [Reference #1] |
Reference Link |
Longitudinal study on potential neurotoxic effects...[Int Arch Occup Environ Health. 2007] - PubMed Result |
Exposure Assessment |
Skin Designation (ACGIH) |
No |
TLV (ACGIH) |
1 mg/m3, respirable fraction |
PEL (OSHA) |
15 mg/m3(total dust), 5 mg/m3(respirable fraction) |
MAK |
1.5 mg/m3 (respirable fraction), 4 mg/m3(inhalable fraction) |
Explanatory Notes |
NFPA flammability for "Aluminum powder, uncoated"; Melting Point = 1220 degrees F; TLV for Aluminum metal [7429-90-5] and insoluble compounds; [ACGIH] |
Half Life |
Depends on duration of exposure; if over 10 years, then urinary: 6 months; if under 1 year, then urinary: 9 days;; [TDR, p. 75] |
Reference Link |
ATSDR - ToxFAQs - Aluminum |
Flammability (NFPA) |
3: may ignite at ambient temperature |
Adverse Effects |
Asthma |
Yes |
Links to Other NLM Databases |
Health Studies |
Human Health Effects from Hazardous Substances Data Bank: ALUMINUM, ELEMENTAL
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