BTEX (20 µg/mL) Back Catalog number: 98518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1980.17-K-IO 2-(4-Nonylphenoxy)acetic acid isomer mixture, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3115-49-9 Price on request 2248.22-100-5AN HT-2 Toxin, 100µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 26934-87-2 Price on request 73249 Tamoxifen Price on request