RAE Systems RAE-Sep Benzene Separation Tubes (UltraRAE 3000+) - Box of 10 For use with the RAE Systems UltraRAE 3000+ (with 9.8 eV Lamp). Benzene snapshot in 60 seconds or STEL measurement over 15 minute period. 10 ppb to 200 ppm measurement range. $146.00 View Details Quote Request