Dinaphtho[2,1,8,7-defg;2',1',8',7'-ijkl]pentaphene, Please inquire, Solvent-, Unit , # of units-, Cas.no. 188-90-9

trans-1,3-Dichloro-1-propene

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy 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)

Ampicillin, 1g