a-PVP powder is crystallized in a solvent with 1g per 0.5-1 ml proportion. The solvent solution is prepared from water and alcohol in the 30/70, 50/50 or 70/30 ratio. It is very important to use well-purified a-PVP powder. A dirty product can make crystallization difficult. The solution is...
Introduction
This topic is represented alpha-PVP synthesis way in a medium scale 1-10 kg. There are elaborated video tutorials, which are allowed to produce this substance to anybody. Also, you can find here a list of necessary equipment and reagents.
Equipment and glassware:
Round bottom...
Sometimes there is situation when you buy mephedrone but it's replaced with a-PVP in some cases. You have to check it for your health sake. Here I would like to present you the following qualitative method of a-PVP determination. In other words, how to distinguish a-PVP from mephedrone.
The...