Buscar

Categorías

Classic stopbath STP 1+20, 250 ml

Classic stopbath STP 1+20, 250 ml

3,80 € IVA incluído

Añadir a la cesta

Añadir a mi wishlist

Classic stopbath STP 1+20, 250 ml

Indicator Stop bath, 60% citric acid, odourless. The color changes when the stop bath is exhausted. The bottle makes about 5 liters of working solution at 3% acidity.

Stop bath prevents the alkaline developer from contaminating the fixer and exhausting it more quickly. With film and PE Paper, it is also possible to use water between the developing and fixing.