BTEX (20 µg/mL) Back Catalog number: 98518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682177 Tiocarbazil, 100 µg/ml, Acetonitrile, 5ml Price on request 3348.7-100-CY Crimidine Price on request BB-37 3,4,4'-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request