Folpet-d4, 100µg/ml in Acetone, 5ml

[13C12]Dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

D5-Acetochlor ESA sodium salt, 100 µg/ml, Acetoni

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