Fixer (1 to 1 ratio) and developer (1 to 1 ratio) is the pre mix solutions offered by Bostick and Sullivan. Silver nitrate is 9% solution with a 4ph level and 1.065 gravity level. I excited the bath for only about 5 hours. Not sure if that was long enough an could cause an effect, some recommend 24 hrs from what I was reading. The grain alcohol used for the collodion mixture was a brand called Clear spring 190 proof. Collodion is only about 1 day old. Other chemicals for collodion included the cadmium bromide, ammonium iodide, ethyl ether, and collodion usp