Hair Testing FAQ


Noble Diagnostics’ testing process is extremely accurate and uses industry-leading processes, as well as state-of-the-art equipment. Noble Diagnostics holds all major industry-recognized certifications and accreditations for hair drug testing laboratories.

Noble Diagnostics Inc., is accredited by the College of American Pathologists (CAP), certified by CLIA, and fully licensed by the State of Ohio and New York State to perform forensic drug testing. Noble Diagnostics’ Hair Chain of Custody protocols exactly follows (as appropriate) those mandated by the Federal Government. From the time of collection, through each step of the analytical process (opening accessioning, screening reliquoting, GC/MS confirmation, and final results interpretation),a complete paper trail is maintains such that each individual coming in contact with the sample must sign the ICOC documents as well as each chemist must initial his/her portion of the work preformed.