L-Valine, 250mg

2,2',3,3',4,4',5,6-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

Sodium 1H,1H,2H,2H-[1,2-13C2]perfluorodecylphosphate, 1.2ml x 50ug/ml, methanol

p-Cresol