16 ppb to ppm

16 ppb = 0.016 ppm

ppbppm
13 ppb0.013
14 ppb0.014
15 ppb0.015
160.016
17 ppb0.017
18 ppb0.018
19 ppb0.019

16 ppb = 0.016 ppm

Formula

1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm