Combat the use of additives and adulterants to mask illicit drugs in urine samples with Thermo Scientific™ DRI™ pH-Detect Specimen Validity Test. Thermo Scientific provides five control levels to validate the calibration. Liquid and ready-to-use, the test can be performed on a variety of general chemistry analyzers. As new adulterant trends sweep through the testing pool, rely on our fast-track product development team to deliver a timely, economical detection solution.