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I3A IT4.303-1984 (R2003)
- Photography (Chemicals) - Potassium Persulfate (reaffirmation and redesignation of ANSI/NAPM IT4.303-1984 (R1995))
- standard by International Imaging Industry Association, 06/12/1984
- Publisher: I3A
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Establishes the purity requirements and test methods for photographic-grade potassium persulfate.
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