Kodak Persulfate Bleach for Process ECN-2
This paper describes the use of a sodium persulfate bleach in Process ECN-2. This bleaching system provides an alternative for those motion-picture laboratories seeking means to assure compliance with local sewer codes governing the amount of ferricyanide in their effluent. A review of the persulfate bleaching mechanism, a discussion of the advantages of persulfate bleach, and a detailed explanation of changes in process specifications are included.
- Print ISSN
- 0036-1682
- Published
- 1982-11
- Content type
- Original Research
- DOI
- 10.5594/J00197
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