With the set-up of Blair’s Lab, our aim is to provide accurate test results as we use the latest equipment for all the tests. Also, our technicians take care of the specifications of each of the tests we conduct. You can approach us for Urine Specimens Testing, Breath Alcohol Testing, Oral Fluids Testing, Hair Testing, Paternity Testing, Maternity Testing, Diseased Sample and Sibling Study. Proudly Serving: Washington, DC, the Maryland Cities of Rockville, Gaithersburg, and Silver Spring, the Virginia Cities of Fairfax and Alexandria as well as the Washington, DC Metro Area and the Germantown and Bethesda Communities.