#### Convert 15 Parts-Per-Billion (ppb) to Parts-Per-Million (ppm)

This is our conversion tool for converting parts-per-billion to parts-per-million.
To use the tool, simply enter a number in any of the inputs and the converted value will automatically appear in the opposite box.

ppb

### =

ppm

##### How to convert Parts-Per-Billion (ppb) to Parts-Per-Million (ppm)

Converting Parts-Per-Billion (ppb) to Parts-Per-Million (ppm) is simple. Why is it simple? Because it only requires one basic operation: multiplication. The same is true for many types of unit conversion (there are some expections, such as temperature). To convert Parts-Per-Billion (ppb) to Parts-Per-Million (ppm), you just need to know that 1ppb is equal to ppm. With that knowledge, you can solve any other similar conversion problem by multiplying the number of Parts-Per-Billion (ppb) by . For example, 10ppb multiplied by is equal to ppm.

#### Best conversion unit for 15 Parts-Per-Billion (ppb)

We define the "best" unit to convert a number as the unit that is the lowest without going lower than 1. For 15 parts-per-billion, the best unit to convert to is .

#### Fast Conversions

 1 ppb = ppm 5 ppb = ppm 10 ppb = ppm 15 ppb = ppm 25 ppb = ppm 100 ppb = ppm 1000 ppb = ppm 1 ppm = ppb 5 ppm = ppb 10 ppm = ppb 15 ppm = ppb 25 ppm = ppb 100 ppm = ppb 1000 ppm = ppb

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