PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Zirconium 7440-67-7 2008
18.00
15.01
11.01
11.00
10.00
Formula Synonyms
Zr ZIRCONIUM POWDER, DRY, ZIRCONIUM METAL, LIQUID, SUSPENSION, ZIRCONIUM, DRY, FINISHED SHEETS, STRIPS OR COILED WIRE, CIRCONIO, EN POLVO, SECO (DOT SPANISH), ZIRCONIUM ELEMENT, ZIRCONIUM EN POUDRE, SEC (DOT FRENCH), ZIRCONIUM METAL: ZIRCONIUM
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
91.22 S 1854.7 4409 2366 6.52
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
10 83 500
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
2.7 22 130
Technical Basis
No technical basis available
References
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PAC values marked with a subscript "A" correspond to 60-minute AEGL values.
PAC values marked with a subscript "E" correspond to ERPG values.
PAC values marked by * are >= 10% lower explosive limit (LEL) but < 50% LEL.
PAC values marked by ** are > 50% LEL but < 100% LEL.
PAC values marked by *** are >= LEL.