18 pages matching relative humidity in this book
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acetic acid black-and-white prints brittle cause cellulose acetate cellulose nitrate chloride clean collections color photographs containers Courtesy of International daguerreotypes damage damp decomposition deterioration diluted duplicate negative effect emulsion envelopes exposure ferrotyping file number filter fixer fixing bath fungus g Kodak gelatin high relative humidity Hvpo Hypo Clearing Agent International Museum Kodak Developer Kodak Hypo Clearing lacquer light litre long-term keeping method minutes mL Kodak moisture mounting board Museum of Photography negative or print negatives and prints nitrate base nitrate film nitrate film base original oxidizing gases packaging paper base photographic materials photographic paper procedure recommended relative humidity residual chemicals residual processing chemicals residual silver rinse Sepia Toner silica gel silver compounds silver halide silver image silver nitrate silver stain silver sulfide sodium bisulfite Sodium Sulfide stock solution stop bath storage area storage conditions stored storeroom suitable surface Test Solution thiosulfate tion transparencies tray treat treatment washing