An apparatus or device (10, BACT) for use to sample and analyze volatile organic compounds (VOCS) in breath air, particularly suitable for performing road or street drug tests, wherein the apparatus is a portable sampling apparatus and comprises: - a box that is divided at the inside in two chambers or sections (2, 3), with each of said two sections (2, 3) housing a respective sample collecting filter (4, 5), in the form of a tube, containing a stationary phase suitable for retaining determined analytes, as drugs and/or respective metabolites, having specific chemical physical properties, contained in the breath air; and - a breath pre-accumulation chamber arranged for receiving a sample of breath air from the outside through a breath entrance connection and for feeding the received breath air to the two sections (2, 3), housing the two sample collecting filters (4, 5) containing the stationary phase, with tubes (8, 21) being provided for connecting the pre-accumulation chamber to the sample collecting filters (4, 5) housed in the two sections (2, 3), whereby a parallel connection is realized between said sample collecting filters (4, 5), and with the breath air moving from the pre-accumulation chamber to the two sections (2, 3), while passing through the sample collecting filters (4, 5), whereby the analytes of interest in the air breath are retained by the stationary phase contained in the sample collecting filters (4, 5), and moving from the two sections (2, 3) to the outside through respectively a first and a second expulsion connector (19, 20) in turn connected to a final breath expulsion connector; characterized by further comprising a tool application kit (15, 22, 23) for removing the two sample collecting filters (4, 5) from the respective sections (2, 3) in the box of the apparatus, in a way that avoids any contamination of said sample collecting filters (4, 5), and for extracting the analytes that are retained by the stationary phase on the same two sample collecting filters (4, 5), wherein said kit is composed of a mechanical tool or instrument suitable for removing the two sample collecting filters (4, 5) from the respective chamber or section (2, 3) in the box of said apparatus, while avoiding to touch them with fingers and any other device that can leads to their contamination, and of an analyte extraction solution suitable for extracting and solubilize the analytes of interest retained by the stationary phase in the two sample collecting filters (4, 5). - a box that is divided at the inside in two chambers or sections (2, 3), with each of said two sections (2, 3) housing a respective sample collecting filter (4, 5), in the form of a tube, containing a stationary phase suitable for retaining determined analytes, as drugs and/or respective metabolites, having specific chemical physical properties, contained in the breath air; and - a breath pre-accumulation chamber arranged for receiving a sample of breath air from the outside through a breath entrance connection and for feeding the received breath air to the two sections (2, 3), housing the two sample collecting filters (4, 5) containing the stationary phase, with tubes (8, 21) being provided for connecting the pre-accumulation chamber to the sample collecting filters (4, 5) housed in the two sections (2, 3), whereby a parallel connection is realized between said sample collecting filters (4, 5), and with the breath air moving from the pre-accumulation chamber to the two sections (2, 3), while passing through the sample collecting filters (4, 5), whereby the analytes of interest in the air breath are retained by the stationary phase contained in the sample collecting filters (4, 5), and moving from the two sections (2, 3) to the outside through respectively a first and a second expulsion connector (19, 20) in turn connected to a final breath expulsion connector;