[13C12]Diphenyl ether, 1.2ml x 50ug/ml, nonane

1,1,2-Trichlorotrifluoroethane

Thiophene/2-Methylthiophene (2:1) in isooctane/Toluene(3:1); Units: 5x1mL ampoules, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4056-0 Blank 0 S-4056-5 5

Nitrapyrin, 100mg