To ensure a longer shelf life, store the unexposed plate in a dark room at a temperature below 25ºC(77Fº) and humidity below 70%.
Recommended water temperature is 40ºC(104Fº)
Washout in plain tap water with the small amount of mild detergent. (About 1wt% addition)
To prevent the non-image part from being exposed, negative film with the optical density more than 3.0 is recommended.