25-Hydroxyvitamin D3-d6 (Dimethyl 26,27-d6)

n-Hydrocarbon Mix C8 - C40, 2000µg/ml in MeCl2 : CS2 [3:1], 1ml

8260 Spike Standard

1,2,3,7,8-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene