I found a great dispenser bottle for Butvar 76  dissolved in acetone from Nalgene:  60 ml/2oz LDPE drop dispenser bottle. I have used it for more than 5 years (stored inside) and have had not problems with evaporation, leakage or being unable to unscrew the bottle or open the top due to Butvar films. I do keep the bottle upright in a larger plastic container to catch any mishaps. I bought mine at REI in the camping section.   I suppose that this bottle also would work with other consol