Atrazine-desisopropyl, 100µg/ml in Acetonitrile, 1ml Back Catalog number: XA10332000AL Availability: In the manufacturer's stock Price on request - + Recommended 0976.29-100-IO d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 1ml Price on request 0265.20-10-AN Benzo[k]fluoranthene, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 207-08-9 Price on request 73433 Terephthalic acid Price on request