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Table 5 Human risk assessment

From: Anthraquinone in Indonesian infusion tea: analysis by HPLC–UV and risk assessment

Measured concentration

44.23 μg/L

Infusion tea ingested rate of Indonesian (IR)

0.38 kg/year (or 190 cups/year or 0.38 L/year)

Exposure frequency (EF)

365 days/year

Exposure duration (ED)

70 years (adult)

Body weight (BW)

70 kg

Average lifespan

25,550 day (adult)

Chronic daily intake (CDI)

6.57824 × 10−5 mg/kg day

Oral reference dose

0.002 mg/kg daya

HAZARD quotient (HQ)

0.033

Provisional oral slope factor (P-OSF)

0.04 mg/kg daya

Age-dependent adjustment fact (ADAF)

1 (> 16 years old)

Carcinogenic risk (R)

2.63 × 10−6

  1. aUSEPA [25]