2,4-D, 100µg/ml in Methanol, 1ml

4,5-Dichloroaniline-2-sulfonic Acid, 25g

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

2,2-Dimethylbutane