Atrazine-desisopropyl-2-hydroxy Back Catalog number: 73518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73218 Dimethyl trisulfide Price on request 8628.31-10UG 3ß,17 alpha(H),21 alpha(H)-3-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. Price on request 23015 CLP Semi-Volatile Acid Surrogate Standard Price on request