EPA Method 8141 Standard Back Catalog number: 92353 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681219 Tebuconazole-tert-butyl-hydroxy, 100µg/ml in Acetonitrile, 1ml Price on request 10140.18-10MG Estrone-2,4,16,16-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53866-34-5 Price on request 52093 Trace Metals 2 Price on request