Amoxicillin trihydrate,neat,neat,250mg,

3 alpha(H),17ß(H),21ß(H)-3-Hydroxyhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28196-47-6

Sebuthylazine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 7286-69-3

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)