EPA Method 531.1 Individual Analytes Back Catalog number: 31241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4009-ASS-5IOX5 Routine Biomarker Internal Standard Cocktail 1 7 Analytes, each concentration as listet in isooctane; units: 10x1mL, 1x5mL, 5x5mL Please inquire for other quantities. Chiron No. Name CAS No. Conc. 1019.12 n-Dodecane-d26 [164 Price on request C16920000 Sebuthylazine, certified, 0.25g Price on request 0035.18-10MG Cyclopenta[cd]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 27208-37-3 Price on request