PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Nadic methyl anhydride 25134-21-8
8.00
11.00
4.07
14.01
11.01
14.02
7.01
Formula Synonyms
C10.H10.O3
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
178.2 L 18 1.232
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
0.49 5.4 32
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.067 0.74 4.4
Technical Basis
No technical basis available
References
Search Again
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.