EPA Method 634 Analytes Back Catalog number: 40050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673902 Azoxystrobin Metabolite R402173, 10mg Price on request BTBECH rac-(1R,2R)-1,2-dibromo-(4S)-4-((1S)-1,2-dibromoethyl)cyclohexane, 1.2ml x 50ug/ml , toluene Price on request 12140.10-100-ME Etrimfos,100 µg/mL,MeOH,1mL, Price on request