Name :JIS DIOXIN/FURAN CALIBRATION SOLUTION STD1-STD5 Description :CUSTOM 12C/13C LABEL IN NONANE Isotope :(UNLABELED/13C12, 99%) Catalog Number :EDF-5187 Quantity :5 X 0.2 ML Formula :no formula is available. Categories :Dioxin & Furan Mixtures (DFM)