20 ppt to Per Mille

Convert 20 ppt (ppt) to per mille () with formulas, examples, and conversion tables.

ppt
20 ppt = 2e-8
Full precision:2e-8
Step-by-Step Solution

To convert 20 ppt to per mille, we divide by 1000000000 because one per mille equals exactly 1000000000 ppt.

1 per mille = 1000000000 ppt

Since there are 1000000000 ppt in every per mille, we divide our value by this factor:

20 ÷ 1000000000 = 2e-8 per mille

So 20 ppt = 2e-8 per mille.

Quick check: 2e-8 × 1000000000 = 20 ppt

ppt to Per Mille Conversion Table

pptPer Mille
1 ppt1e-9
2 ppt2e-9
3 ppt3e-9
4 ppt4e-9
5 ppt5e-9
10 ppt1e-8
20 ppt2e-8
50 ppt5e-8
100 ppt1e-7

20 ppt in Other Units

Unit20 ppt =
ppt to ppm0.00002 ppm
ppt to ppb0.02 ppb
ppt to Percent2e-9 %
ppt to Per Mille2e-8
ppt to mg/L0.00002 mg/L
ppt to g/L2e-8 g/L
ppt to μg/L0.02 μg/L
ppt to mg/m³0.02 mg/m³

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