1,1-Difluoroethylene, 1000µg/ml in MeOH, 1ml

Silthiofam, 100 µg/ml, Ethyl acetate, 5ml

Atrazine-desethyl-2-hydroxy, 100 µg/ml, 2-Methoxy

Calibration Mixtures: Di-n-butyl sulfide in Isooctane Unit: 1x10mL screw-capped bottle Isooctane µgS/g (ppm) Wt.% S-4050-0-10IO 0 Blank 0 S-4050-1-10IO 1 0.0001 Etc. S-4050-10Kit Kit of above solutions