Technical Information
Conversion Table
Sampling Information



Here are a few of the most commonly requested Conversion Factors:

To Convert

Into Multiply By
mg/L Parts per million (ppm) 1
mg/L Parts per billion (ppb) 1000
mg/Kg Parts per million (ppm) 1
mg/Kg Parts per billion (ppb) 1000
ug/L mg/L 0.001
ug/Kg mg/Kg 0.0001
mg/L Percent (%) 0.0001

To assist you in other conversions, a comprehensive list of Universal Conversion Factors is provided.

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