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Radbio Review > Exposures Processor Chemicals > Flashcards

Exposures Processor Chemicals Flashcards

1
Q

Phenidone

A

Developer
Reducing Agent
Rapidly reduces fine detail shades of gray

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2
Q

Hydroquinone

A

Developer
Reducing Agent
Slowly produces heavy densities

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3
Q

Potassium

A

Developer
Restrainer
Decreases reducing agent activity; antifogging agent

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4
Q

Sodium Sulfite

A

Developer, Fixer
Preservative
Dev: Controls oxidation; buffer agent
Fix: Maintains pH

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5
Q

Glutaraldehyde

A

Developer
Hardener
Hardens emulsion; reduces gelatin swelling

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6
Q

Water

A

Developer, Fixer, Washer
Solvent
Dissolves chemicals

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7
Q

Ammonium

A

Fixer
Clearing agent
Removes undeveloped silver halides from emulsion

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8
Q

Acetic Acid

A

Fixer
Activator
Provides acidic pH; stops reduction

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9
Q

Potassium Alum.

A

Fixer
Hardener
Hardens emulsion

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Radbio Review (2 decks)

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