Propane is the biz. Just found out power 7 isn't just refined 7 times, but a mixture of n-butane, ISO-butane, and propane. It's impressive and led me to try propane alone and it makes a much prettier extract than n- butane by far. It gives a higher selectivity than butane, and is much cleaner results in spite of the mercaps used as odorants. The taste is a bit off, but the extract isn't nasty, just different as every solvent leaves an inherit taste w all falling short of ethanol. The methods...
Making Wax w Propane
from Concentrates and Extracts Read more about cannabis concenrates
Making Wax w Propane
from Concentrates and Extracts Read more about cannabis concenrates