Quote Originally Posted by PDH View Post
I found the same method, living in the Desert our water is very very hard, at time I have left out a glass overnight and found a thin white film in the glass the next morning. I now mix all my chemisty paper and film with distilled water and only use tap water for rinse. Although I have not kept tack of the number of prints to a gallon of fix it seems to me that my fixer is lasting longer when mixed with distilled water.
Try adding EDTA 2g/L one hour prior using tap water. It will adsorb all calcium and avoid streaking.

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