Spiking Standard #2 Back Catalog number: 52070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71039 Sebuthylazine-desethyl Price on request 678147 Simetryn, 100 µg/ml, Acetonitrile, 5ml Price on request 3488.13-100-AN Procymidone Price on request