Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml Back Catalog number: 70193 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 59400 ICP Mix #2 Price on request 677999 Ethoprophos, 100 µg/ml, Toluene, 1ml Price on request 3484.6-100 Picloram, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1918-02-1 Price on request