Disulfoton, 1000µg/ml in MeOH, 1ml Back Catalog number: 70165 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92131-1G Trimethoprim, >99%, 1g Price on request 1398.19-K-IO Methyl octadecanoate (Methyl stearate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-61-8 Price on request 19130 EPA Method 507 - Performance Check Solution Price on request