EPA Method 531.2 - Analytes Back Catalog number: 34042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11991.20-10MG (±)-Ajmaline,neat,neat,10mg, Price on request 8943.11 Propachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1918-16-7 Price on request 2557.6-5G 2-Butoxyethanol, neat, Solvent-neat, Unit 5g, # of units-1, Cas.no. 111-76-2 Price on request