The acidifier used in fixer solution is:
A) Ammonium thiosulfate.
B) Potassium alum.
C) Acetic acid.
D) Sodium sulfite.
Correct Answer:
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Q20: Concentrated powder and liquid film processing solutions
Q21: Developer solution has a(n) _ pH, and
Q22: Which of the following is a component
Q22: Safelighting is a _-intensity light composed of
Q23: A safelight must be placed a minimum
Q24: If films were processed below 60 degrees
Q27: The hardening agent used in fixer solution
Q28: A fogged film appears:
A) To lack contrast.
B)
Q29: Sodium sulfite is the _ used in
Q30: The purpose of the fixing agent is
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