Trifluoroacetic acid, 50µg/ml in MeOH, 1,2ml

LCPAH, varied ug/mL in Acetonitrile, 1ml

17ß(H),21ß(H)-30-Norhopane, 5µg

Propachlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1918-16-7