Heptachlor-exo-epoxide, 100 µg/ml, Methanol, 1ml

4,4'-Diphenyltetrathiafulvalene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5152-94-2

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

Parathion-methyl, 100 µg/ml, Toluene, 1ml