EPA Method 525.2 Pesticide Level 4 Back Catalog number: 92843 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675308 Alachlor, 100 µg/ml, Methanol, 5ml Price on request 10707.4-100-MEX5 O,O-Diethylhydrogenphosphate-13C2, sodium salt Price on request 673778 2,4-DB-methyl ester, 10.0 µg/ml, Ethyl acetate, Price on request