Spiking Standard 1 Back Catalog number: 52064 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended A17446000AL-100 Theophylline, 100μg/mL in Acetonitrile, 1ml Price on request 3886.9-10MG 3-Methylindole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-34-1 Price on request 73326 S-Metolachlor, 1000μg/mL in Acetone, 1ml Price on request