COMPNENT NG DEVELOPER Flashcards
1
Q
Reducing agent; produces shades of gray rapidly
A
Phenidone
2
Q
Helps swell gelatin; produces alkalinity;
A
Sodium Carbonate
3
Q
Reducing agent; produces black tones slowly
A
Hydroquinone
4
Q
Antifog agent; protects unexposed crystals from chemical “attack”
A
Potassium bromide
5
Q
Controls oxidation; maintains balance among developer components
A
Sodium sulfite
6
Q
Controls emulsion swelling and enhances archival quality
A
Glutaraldehyde
7
Q
Developing agent
A
Phenidone
Hydroquinone
8
Q
Dissolves chemicals for use
A
Water
8
Q
Removes metallic impurities; stabilizes developing agent
A
Chelates
9
Q
Activator in developer
A
Sodium Carbonate
10
Q
Restrainer
A
Potassium bromide
11
Q
Preservative
A
Sodium sulfite
12
Q
Hardener
A
Glutaraldehyde
13
Q
Activator in Fixer
A
acetic acid
14
Q
Sequestering agent
A
Chelates
