999 ug/mL Heptachlor Epoxide(Isomer B) in AcetoneV
Spex Certiprep 1000 ug/mL Heptachlor Epoxide(Isomer B) in AcetoneVolume: 1 mL Ampule - SPEX (Additional S&H or Hazmat Fees May Apply)
Spex Certiprep 1000 ug/mL Heptachlor Epoxide(Isomer B) in AcetoneVolume: 1 mL Ampule - SPEX (Additional S&H or Hazmat Fees May Apply)