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Home › Photographic peracid bleaches with ferric 2-pyridinecarboxylate and 2,6-pyridinecarboxylate catalysts

Photographic peracid bleaches with ferric 2-pyridinecarboxylate and 2,6-pyridinecarboxylate catalysts

US Patent 5460924 · Granted Oct 24, 1995

Estimated economic value: $4,793,000 ⓘ

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