The Fuji E-6 1st developer or replenisher is a process E-6 first developer replenisher. It is designed to be used in all equipment processing color reversal films compatible with process E-6. The pack contains 4 cans of 10 liter volume. The working temperature is 38 degree Celsius plus or minus 1.3 degree Celsius or 100.4 Fahrenheit plus or minus 2.0 Fahrenheit. The Fuji E-6 1st developer or replenisher has a processing time of 6 hours (5 to 7 hours spread).