Wash. Admin. Code § 296-62-07359 - Permissible exposure limits (PEL)

(1) Eight-hour time-weighted average (TWA). The employer must ensure that no employee is exposed to an airborne concentration of EtO in excess of one part EtO per million parts of air (1 ppm) as an eight-hour time-weighted average. (Eight-hour TWA.)
(2) Excursion limit. The employer must ensure that no employee is exposed to an airborne concentration of EtO in excess of five parts of EtO per million parts of air (5 ppm) as averaged over a sampling period of fifteen minutes.

Notes

Wash. Admin. Code § 296-62-07359
Amended by WSR 19-01-094, Filed 12/18/2018, effective 1/18/2019

Statutory Authority: Chapter 49.17 RCW. 88-23-054 (Order 88-25), § 296-62-07359, filed 11/14/88; 87-24-051 (Order 87-24), § 296-62-07359, filed 11/30/87.

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