PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Krypton 7439-90-9 1056
4.11
17.00
Formula Synonyms
Kr KRYPTON, KRYPTON, REFRIGERATED LIQUID (CRYOGENIC LIQUID), CRIPTÓN (DOT SPANISH), CRIPTÓN, COMPRIMIDO (DOT SPANISH), KRYPTON (DOT FRENCH), KRYPTON, COMPRESSED, KRYPTON, COMPRIMÉ (DOT FRENCH)
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
83.8 G -157.1 -152.9 2.89
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
65000 230000 400000
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
220000 790000 1400000
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.