Saccharin, 100 µg/ml, Acetonitrile, 1ml

Chromium (Cr)

alpha-Endosulfan, 100 µg/ml, Ethyl acetate, 5ml

Tramadol-d6 hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.