storage

Hello Guys, I am new to the forum and want to thank you in advance for reading my question. So basically I got a liter of free base, which I stored in a water bottle for almost half a year at room temperature. Now the A-Oil is completely black (even darker than Coca Cola). I also stored some...

Can amphetamine precursors P2P and P2NP be stored for a long time (say, a year) at room temperature in airtight containers? Will there be a significant loss (say, 10% or more) due to decomposition, polymerization or whatever else? Btw I know it's recommended to store P2NP in a freezer, but I...