Lithium (Li)

2,2',3,4',5,5'-Hexachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

17?,18?(H),21ß(H),17-methyl-28-norhopane,neat,neat,ca. 5 µg,

2,3-Butanedione, 1000µg/ml in MeOH, 5ml