Developer:

What is developing agent?
Developing agent is the key element to bring out colour. Hi-Tech is using Kodak developing agent.

Under what condition must developer works?
Developing agent works only in alkaline condition. Usually in the PH value of 10.01.

What is PH value?
PH value is the measurement of hydrogen ion concentration. PH value 7 is neutral. Value higher than 7 is alkaline, lower than 7 is acidic.