Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 59222 Total Organic Carbon (C) Price on request 0689.29-100-IO 17ß(H)-28-Norlupane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 134501-93-2 Price on request 12141.14-100-ME Fluopicolide,100 µg/mL,MeOH,1mL, Price on request