Quality of raw materials used in the preparation of morphine

On the intraspecies classification of opium poppy (Papaver somniferum L.)

“…Our experiments on the chemical characterization of various oil-bearing poppy species showed that both the base commercial grade Novinka and some related grades of the Ukrainian origin contain a considerable proportion of the alkaloid reticuline [9,16]. At the same time, this alkaloid typically accumulates in insignificant amounts in most of the West-European poppy grades as well as in the local forms from other regions.…”