Atrazine-desisopropyl D5 (ethylamino D5), 100µg/ml in Acetone, 1ml Back Catalog number: XA10332100AC Availability: In the manufacturer's stock Price on request - + Recommended S-4326-K-TX5 Nitro-PAH Mixture 2 2204,14 9-Nitrophenanthrene [954-46-1] 1108,13 3-Nitrofluorene [607-57-8] 1468,16 2-Nitropyrene [789-07-1] Concentration: 1000ppm each in toluene Price on request 80910 EPA Method 8091Mix #1 Price on request 0566.30-10MG ß-Amyrine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 559-70-6 Price on request