BTEX (20 µg/mL) Back Catalog number: 98518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94909 Herbicide Acid Standard Price on request 3685.20-K-IO 3-n-Hexadecylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 119269-24-8 Price on request 15900-3350-100AN5 Metribuzin, 100µg/ml in Acetonitrile, 5ml Price on request