(-)-(S)-Levetiracetam,1000 µg/mL,MeOH,1mL

3,3',5,5'-Tetrabromobisphenol A bis(2-hydroxyethyl) ether bisacrylate,50 µg/mL,toluene,1mL Certan,

3-Epi-25-Hydroxyvitamin D2, 50μg/ml, 1ml

2,6-Diisopropylnaphthalene, 250mg