EPA Method 531.1 Individual Analytes Back Catalog number: 31241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3997.9-K-CY Isopropylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 696-29-7 Price on request 685039 Allidochlor, 100 µg/ml, Acetonitrile, 5ml Price on request 675988 3-Chloroaniline, 100 µg/ml, Cyclohexane, 5ml Price on request