EPA Method 525.2 Pesticide Level 3 Back Catalog number: 92844 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673654 Parathion-methyl, 100 µg/ml, Ethyl acetate, 5ml Price on request 2540.7-10MG Paraxanthine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 611-59-6 Price on request 2148.36-100MG Stearyl stearate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 2778-96-3 Price on request