Substance [CAS No.]Documentation date:​)
Tetrahydrofuran [109-99-9] (2005
TWA: 50 ppm
STEL: 100 ppm
Notations: Skin; A3; BEI
MW: 72.10
TLV® Basis: URT irr; CNS impair; kidney dam

BIOLOGICAL EXPOSURE DETERMINANTSTetrahydrofuran [109-99-9] (2006
Determinant: Tetrahydrofuran in urine
Sampling Time: End of shift
BEI®: 2 mg/L
Notation: —