INDEX

Range

Classification

Samples

(%)

Reference

CR

<10⁻⁶

cause no significant health effects

37

100

[25]

HQ

<1

Acceptable level (no concern)

36

97.3

[32]

>1

No carcinogenic adverse effects

1

2.7

HI

<1

Safe

36

97.3

[32]

>1

Unsafe

1

2.7