(Substance [CAS No.]Documentation date: Methyl ethyl ketone [78-93-3] (1992

TWA: 200 ppm

STEL: 300 ppm

Notations:  BEI

MW: 72.10

TLV® Basis: URT irr; CNS & PNS impair

(BIOLOGICAL EXPOSURE DETERMINANTS METHYL ETHYL KETONE [78-93-3] (2012
Determinant: Methyl ethyl ketone in urine
Sampling Time: End of shift
BEI®: 2 mg/L
Notation: Ns