Method 1640 Tuning Standard

Di-o-tolylphenyl phosphate,100 µg/mL,isooctane,1mL,

Propranolol-d7 (ring-d7), 100µg base/mL, Solvent-methanol, Unit , # of units-, Cas.no. 344298-99-3

Piperonyl butoxide, certified, 0.1g