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Table 1 Exposure dose and effects of urinary biological indices of methanol

From: Estimations of the lethal and exposure doses for representative methanol symptoms in humans

Methanol in respiratory air (mg/L)

Urinary methanol concentration (mg/L)

References

Occupational exposure

 66.6

23

[18]

 70

21.8

[17]

 152

40

[17]

 181.4

74

[37]

 200

40

[17]

 200

42

[14]

 200

26

[18]

Background exposure

 0.06–0.32 (μg/l)

0.73

[1]

 -

1.1

[17] (as control group)

  1. The exposure period was 8 h following the end of a work shift for occupational exposure and 24-h exposure for environmental exposure