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Table 4 Parameters for exposure of metals in cosmetics samples used in the study

From: Assessment of some heavy metals in selected cosmetics commonly used in Bangladesh and human health risk

Exposure factor

Unit

Value

Exposure-point concentration (CS)

mg/kg

–

Exposure frequency (EF)

Days/year

350

Exposure duration (ED)

Year

30

Average time for non-carcinogens (AT)

Days

25,550

Body weight (BW)

kg

70

Exposed skin area (SA)

cm2

5700

Adherence factor (AF)

mg cm−2

0.07

Dermal absorption fraction (ABS)

 

0.001

Units conversion factor (CF)

kg mg−1

10−6