EPA Method 525 Pesticide Mix #1 Back Catalog number: 31027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9246.12-50-IO 2,4-Dibromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 171977-44-9 Price on request 10913.10-100-ME Sulfamethoxazole-d4 (benzene-d4),100 µg/mL,MeOH,1mL Price on request MBP-202 2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request