EPA Method 8330 Analyte Back Catalog number: 79249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9405.24-K-ME Carvedilol-d4 (ethyl-d4), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1133705-56-2 Price on request 677950 Tetrachlorvinphos, 250mg Price on request XA16950100AC Simazine D10, 100µg/ml in Acetone, 1ml Price on request