25-Hydroxyvitamin D2-[d3], 50μg/ml, 1ml

2,3,4,6,7,8-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL,

(-)-Norgestrel, 100mg

6-Nitrochrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 7496-02-8