EPA Method 8081A Pesticides QC Mix Back Catalog number: 92280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0019.18-10MG 5,6-Chrysenequinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2051-10-7 Price on request P295022 9-Phenanthrol-D8, 5mg Price on request S-4683-ASS-100W Custom Mix Bergenbier A, in water 8902. acetaldehyde - 2 ppm; 0185. DMS (dimethyl sulfide) - 10 ppb (part per billion) !!! 2271. ethyl-acetate Price on request