FDA pesticide GC/LC no. 4

PCB No. 81, 10µg/ml in Isooctane, 10ml

Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO

Betulin, 100mg