EPA Method 8121 Analytes Back Catalog number: 81202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11140.9-50-T 1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid,50 µg/mL,toluene,1mL, Price on request 83849 Emodin 8-glucoside, >90%, 10mg Price on request 89235 Kaempferol, 20mg Price on request