Type: PADC* radon and thoron sensitive plastic material.Typical background/transit track density value: 0.2 tracks per mm2Dimension:10 mm x 10 mm x 1 mm at RSK type detector21x23x1mm at RSG type detectorExtra feature: Double ID code, for both visual and automatic reading.Note 1.: This type of PADC* chip is compatible with the Radosys system only.Note 2.: The PADC* chips supplied to the N-DOSYS product line are not compatible with the radon product line.