PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Methyl isobutyl ketone; (Hexone) 108-10-1 1245
15.01
4.01
11.01
15.02
4.08
4.05
7.01
8.00
11.00
4.02
Formula Synonyms
C6H12O METHYL ISOBUTYL KETONE, 2-METHYL-4-PENTANONE, 2-METHYLPROPYL METHYL KETONE, 2-PENTANONE, 4-METHYL-, 4-METHYL 2-PENTANONE, 4-METHYL-2-OXOPENTANE, 4-METHYL-2-PENTANONE, HEXONE, ISOBUTYL METHYL KETONE, ISOPROPYL ACETONE, ISOPROPYLACETONE, KETONE, ISOBUTYL METHYL, METHYL 2-METHYLPROPYL KETONE, METHYL ISO-BUTYL KETONE, MÉTHYLISOBUTYLCÉTONE (DOT FRENCH), METILISOBUTILCETONA (DOT SPANISH), MIBK, MIK, RCRA WASTE NUMBER U161, SHELL MIBK, UN 1245
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
100.16 L -84 116.5 7.5 9 0.7965 12000
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
75 500 3000*
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
310 2000 12000
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.