PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Tetramethylbenzene, 1,2,3,5- 527-53-7 1993
4.06
11.00
11.01
15.01
15.02
Formula Synonyms
C10.H14 1,2,3,5-TETRAMETHYLBENZENE, 1,3,4,5-TETRAMETHYLBENZENE, BENZENE 1,2,3,5-TETRAMETHYL, ISODURENE
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
134.24 L 197 0.896
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
15 170 1000
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
2.7 31 180
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.