Aliphatic Hydrocarbon Calibration Set Back Catalog number: 93900 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8791.21-5UG C21 Tricyclic terpane X, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 9504.11-100-IO Terbutryn-d5 (ethyl-d5), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219804-47-3 Price on request 673205 Atrazine-desethyl, 100 µg/ml, Acetonitrile, 5ml Price on request