Nope, get a chest freezer - like the kind your parents may have stored meat in. The defrost cycle is not really as big a concern as people make it out to be.
Originally Posted by nbagno
I also keep chemicals outside of the freezer or fridge, but powders should be fine frozen. There's no water involved and they're already solid, so I can't really see how freezing would harm the chemical makeup of things. That being said, most powders are nitrogen sealed from the factory and aren't really going to do much on their own unfrozen as it is.
Originally Posted by tkamiya
Stop worrying about grain, resolution, sharpness, and everything else that doesn't have a damn thing to do with substance.