CHEMICALS DEVELOPER Flashcards
1
Q
DEVELOPING AGENT
A
PHENIDONE
REDUCING AGENT; PRODUCES SHADES OF GRAY RAPIDLY
2
Q
DEVELOPING AGENT
A
HYDROQUINONE
REDUCING AGENT; PRODUCES BLACK TONES SLOWLY
3
Q
ACTIVATOR
A
SODIUM CARBONATE
HELPS SWELL GELATIN; PRODUCES ALKALINITY; CONTROLS PH
4
Q
RESTRAINER
A
POTASSIUM BROMIDE
ANTIFOG AGENT; PROTECTS UNEXPOSED CRYSTALS FROM CHEMICAL ATTACK
5
Q
PRESERVATIVE
A
SODIUM SULFITE
CONTTROLS OXIDATION; MAINTAINS BALANCE AMONG DEVELOPER COMPONENTS
6
Q
HARDENER
A
GLUTARALDEHYDE
CONTROLS EMULSION SWELLING AND ENHANCES ARCHIVAL QUALITY
7
Q
SEQUESTERING AGENT
A
CHELATES
REMOVES METALLIC IMPURITIES; STABILIZES DEVELOPING AGENT
8
Q
SOLVENT
A
WATER
DISSOLVES CHEMICAL FOR USE