Bellini Eco Range 通用停顯液（含指示劑染料）- 500ml

The indicator dye makes it dead simple to see when the bath is exhausted—the color change is obvious even in dim darkroom light. I processed a dozen rolls this weekend and the citric acid base did the job without any of the acrid smell I remember from older stop baths.

The citric acid formula means no harsh vinegar smell lingering in the darkroom, which is a huge plus for me. It stops development fast and the indicator dye is really handy for knowing when it’s exhausted.

I’ve been using this stop bath for my home darkroom, and the citric acid base means it’s less harsh on my hands and smells much milder than traditional formulas. The indicator dye makes it easy to see when the solution is exhausted, which saves me from guessing. It stops development quickly and reli