Milbemectin A4, 100 µg/ml, Acetonitrile, 1ml

15N3-Melamine, 10mg

2,2',3,3',4,4',5,5',6-Nonachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Bumetanide,100 µg/mL,MeOH,1mL,