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Table 2 Tolerable intake values issued by different agencies (ng/kg body weight)

From: Per- and polyfluoroalkyl substances (PFASs) in Chinese drinking water: risk assessment and geographical distribution

Agencies

PFOS

PFOA

Type

Europe (EFSA, 2008)

150

1500

Tolerable Daily Intake

Europe (EFSA, 2018)

13

6

Tolerable Weekly Intake

Europe (EFSA, 2020)

4.4*

4.4*

Tolerable Weekly Intake

U.S. (EPA, 2016)

20

20

Reference Dose

U.S. (ATSDR, 2018)

2

3

Tolerable Daily Intake

Netherlands(RIVM, 2016)

–

12.5

Tolerable Daily Intake

Australia (enHealth, 2016)

150

1500

Tolerable Daily Intake

Australia (FSANZ, 2017)

20

160

Tolerable Daily Intake

  1. * Means the sum of PFOA, PFOS, PFHxS and PFNA