CLP Semi-Volatile Internal Standard

Celecoxib,1000 µg/mL,acetonitrile,1mL,

Tribufos , 10µg/mL, Solvent-ac.nitrile, Unit 1mL, # of units-1, Cas.no. 78-48-8

Pentaethylene glycol mono(p-n-octylphenyl) ether, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.