... seconds at 23°C.With the aging of developer, developing temperature should be raised, but better not extend developing time. For ... produced developer, it can have shorter developing time with higher temperature, such as 25°C for 30 seconds, but better not ... 10°C ~ 30°C, away from excessive cold, heat, high humidity and direct sunlight, with RH between 40% - 65%. ( function(){ var aBigImageSrc ...