EPA Method 1666 Standard #1

Diflufenican-14C, 40-50mCi, Solvent-, Unit , # of units-, Cas.no.

Menthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 89-78-1

Ammonia as (NH4+)