(Substance [CAS No.]Documentation date: Methyl chloroform [71-55-6] (1992

TWA: 350 ppm

STEL: 450 ppm

Notations:  A4; BEI

MW: 133.42

TLV® Basis: CNS impair; liver dam

(BIOLOGICAL EXPOSURE DETERMINANTS METHYL CHLOROFORM [71-55-6] (1987
Determinant: Methyl chloroform in end-exhaled air
Sampling Time: Prior to last shift of workweek
BEI®: 40 ppm
Notation: Non
Determinant: Trichloroacetic acid in urine
Sampling Time: End of workweek
BEI®: 10 mg/L
Notation: Ns, Sq
Determinant: Total trichloroethanol in urine
Sampling Time: End of shift at end of workweek
BEI®: 30 mg/L
Notation: Ns, Sq
Determinant: Total trichloroethanol in blood
Sampling Time: End of shift at end of workweek
BEI®: 1 mg/L
Notation: Ns