|
|
|
Percent
|
Parts per Million
|
Parts per Billion
|
Parts per Trillion
|
|
.001% =
|
10 ppm =
|
—
|
—
|
|
.0001% =
|
1 ppm =
|
1,000 ppb =
|
1,000,000 ppt
|
|
.00001% =
|
.1 ppm =
|
100 ppb =
|
100,000 ppt
|
|
.000001% =
|
.01 ppm =
|
10 ppb =
|
10,000 ppt
|
|
—
|
.001 ppm =
|
1 ppb =
|
1,000 ppt
|
|
—
|
.0001 ppm =
|
1 ppb =
|
100 ppt
|
|
—
|
—
|
.01 ppb =
|
10 ppt
|
|
—
|
—
|
.001 ppb =
|
1 ppt
|
|
|
