EPA Method 8141 Surrogate Standard Back Catalog number: 92387 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676843 Nitroxinil, 100mg Price on request 675996 Paraoxon-methyl, 100 µg/ml, Toluene, 5ml Price on request 1982.8-K-5IO Di-n-butyltin dichloride, 1000µg/mL, Solvent-isooctane, Unit 5mL, # of units-1, Cas.no. 683-18-1 Price on request