Fixer Chemicals 3

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7 Terms

1
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Acetic acid

Neutralizes the developer & stops its action in penetrating Ag crystals

2
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Ammonium thiosulfate

Removes undeveloped Ag bromide from emulsion

3
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Potassium alum

Stiffens & shrinks emulsion to prevent swelling and ensure archival quality

4
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Sodium sulfide

Maintains chemical balance, preventing oxidation |

5
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Acetate

Maintains proper pH

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Boric acid/salts

Removes aluminum ions

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Water

Dissolves other components