999 ug/mL Pyrethins (mix of isomers) in Acetonitri
Spex Certiprep 1000 ug/mL Pyrethins (mix of isomers) in AcetonitrileVolume: 1 mL Ampule - SPEX (Additional S&H or Hazmat Fees May Apply)
Spex Certiprep 1000 ug/mL Pyrethins (mix of isomers) in AcetonitrileVolume: 1 mL Ampule - SPEX (Additional S&H or Hazmat Fees May Apply)