1 PPB to PPM

Convert 1 ppb (ppb) to ppm (ppm) with formulas, examples, and conversion tables.

ppb
ppm
1 ppb = 0.001 ppm
Full precision:0.001 ppm
Step-by-Step Solution

To convert 1 ppb to ppm, we divide by 1000 because one parts per million equals exactly 1000 ppb.

1 parts per million = 1000 ppb

Since there are 1000 ppb in every parts per million, we divide our value by this factor:

1 ÷ 1000 = 0.001 ppm

So 1 ppb = 0.001 ppm.

Quick check: 0.001 × 1000 = 1 ppb

ppb to ppm Conversion Table

ppbppm
1 ppb0.001 ppm
2 ppb0.002 ppm
3 ppb0.003 ppm
4 ppb0.004 ppm
5 ppb0.005 ppm
10 ppb0.01 ppm
20 ppb0.02 ppm
50 ppb0.05 ppm
100 ppb0.1 ppm

1 ppb in Other Units

Unit1 ppb =
PPB to PPM0.001 ppm
ppb to ppt1000 ppt
ppb to Percent1e-7 %
ppb to Per Mille0.000001
ppb to mg/L0.001 mg/L
ppb to g/L0.000001 g/L
ppb to μg/L1 μg/L
ppb to mg/m³1 mg/m³

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