09 Aug Keay The fresh immersed mountain deposits drill a robust resemblance towards the visible mountain products
The fresh commonplace resin acid was dehydroabietic acid and you can oxidation from the-products out-of abietic acid, also 7-oxodehydroabietic and you will hydroxy- 7-oxodehydroabietic acids Profile 5.
Heating because of the-circumstances for example retene had been plus obvious. Methyl clermont feet 63 detection try present in most of the examples and you will unmodified resin acids, abietic, pimaric and you will isoprimaric acids, had been and additionally noticed.
Just like the pitch products, the around three resin acids were not contained in the analysed products, age. The fresh lipid extractions offered small quantities of essential fatty acids.