EPA Method 601 Purgeable Halocarbons Back Catalog number: 40000 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9204 1,1,2-Trichloroethane Price on request 1559.7-K-ME n-Heptane-d16, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 33838-52-7 Price on request 677634 Paraquat dichloride, 100 µg/ml, Methanol, 1ml Price on request