PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Aqua regia (75% hydrochloric + 25% nitric acid) 8007-56-5 1798
14.01
14.02
11.01
4.01
11.00
4.11
Formula Synonyms
3H.Cl.H.N.O3 AQUA REGIA, ACIDE CHLORHYDRIQUE ET ACIDE NITRIQUE EN MÉLANGE (DOT FRENCH, ACIDE NITRIQUE ET ACIDE CHLORHYDRIQUE EN MÉLANGE (DOT FRENCH, ACIDE NITROCHLORHYDRIQUE (DOT FRENCH), ACIDO NITROCLORHÍDRICO (DOT SPANISH), AGUA REGIA (DOT SPANISH), CHLOROAZOTIC ACID, CHLORONITROUS ACID, EAU RÉGALE (DOT FRENCH), MET-ETCH, NITROHYDROCHLORIC ACID, NITROMURIATIC ACID
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
99.47 L
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
1.8 22 100
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
7.3 90 410
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.