Vitamin A-d5 acetate,100 µg/mL,MeOH,1mL

2,5-Dimethylbenzaldehyde-DNPH, 100µg/ml in AcN, 1ml

1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL,

rac Metanephrine Hydrochloride Salt, 50mg