Atrazine-desisopropyl D5 (ethylamino D5), 100µg/ml in Acetone, 1ml Back Catalog number: XA10332100AC Availability: In the manufacturer's stock Price on request - + Recommended 2560.18-100-ME Calcium p-n-dodecylbenzenesulfonate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26264-06-2 Price on request 94209 8270 Supplemental Standard Price on request 9368.13-K-IO Mono-n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 24539-56-8 Price on request