Venezuelan Crude,neat,neat,1g,

3-Ethyl-1,1-diphenylurea, 99%,neat,neat,10mg,

3-n-Butylcarbazole, Please inquire, Solvent-, Unit , # of units-, Cas.no.

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