Total petroleum hydrocarbons a detailed method review

4 Total petroleum hydrocarbons a detailed method review 

In general, a TPH method generates a single concentration based upon the total amount of petroleum compounds measured by a specific technique. The most frequently used methods are based on gas chromatography (GC), infrared (IR) or gravimetric analytical techniques. Of these, GC techniques are the preferred choice as they not only detect a broad range of hydrocarbons but also provide 

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