On Monday, September 9, 2013 4:22:51 AM UTC-4, Scromlette wrote:
.. The solvent becomes laden with dissolved

rosin flux & has to be discarded so I've been thinking about distilling

it for reuse. It's costing me 3 or 4 dollars per litre.



You might see if a solvent recycler is in your area. They distill solvents and sell the clean solvent. Generally buying solvents from them is cheaper than other sources and you should get some credit for the dirty solvent you give them.

Dan