PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Dihydro-2H-pyran, 3,4- 110-87-2
11.01
15.01
15.02
Formula Synonyms
O.(C.H2)3.C.H.C.H
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
84.13 L mobile 0.922 @ 19°C
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
3.5 38 230
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
12 130 790
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.