Figure 7From: The nature and fate of natural resins in the geosphere. XII. Investigation of C-ring aromatic diterpenoids in Raritan amber by pyrolysis-GC-matrix isolation FTIR-MSRIC (m/z = 239 + 237+ 225 + 211 + 197) Raritan Amber form 2 (Bleb 2) showing distribution of C-ring aromatic diterpenes.Back to article page