EPA Method 8270C Pesticide Mix #20 Back Catalog number: 91003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 83565 2,4,5-TP Price on request 677923 Pyrethrins, 10 µg/ml, Ethyl acetate, 10ml Price on request 3365.6-100MG 1,3-Dichlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 541-73-1 Price on request