Online Calculators & Tools
ppm and ppt are defined as:
1ppm = 1/106 = 10-6
1ppt = 1/1012 = 10-12
So
1ppm = 106ppt
The number of parts-per trillion xppt is equal to the number of parts-per million xppm multiplied by 106:
xppt = xppm ⋅ 106
ppm | ppt |
---|---|
0.000001 | 1 |
0.00001 | 10 |
0.0001 | 100 |
0.001 | 1000 |
0.01 | 10000 |
0.1 | 100000 |
1 | 106 |
10 | 107 |
100 | 108 |
1000 | 109 |
10000 | 1010 |