EPA Method 515.2Methyl Derivatives Back Catalog number: 30074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34551 Chlorodifluoromethane Price on request 679947 Thiamethoxam Metabolite CGA 353968, 100 µg/ml, Ac Price on request 3599.14-K-IO 4-Methyltridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 26730-12-1 Price on request