Total Petroleum Hydrocarbons (TPH) | ToxFAQs™ | ATSDR
ToxFAQs. for Total Petroleum Hydrocarbons (TPH) This fact sheet answers the most frequently asked health questions about total petroleum hydrocarbons (TPH). For more information, you may call the ATSDR Information Center at . This fact sheet is one in a series of summaries about hazardous substances and their health effects.