Kodak A-1671 manual For Deep Tank Processors, Health and Safety, Kodak Catalog Number, Packaging

	The Image Permanence Institute (IPI) at the			Post-Processing Toning Procedures
	Rochester Institute of Technology (RIT) in
	Rochester, New York, extensively researched redox			For Deep Tank Processors*
	blemishes in microfilms.7 IPI’s research showed			The deep tank processor is set to run at 900F.
	that selenium toning did not effectively stop the
				The transport speed is determined based on a
	spread of redox. IPI then looked at a polysulfide
				recommended dwell time of 60 seconds in the
	solution and Kodak Brown Toner solution in place of
				brown toner solution. Depending on tank size,
	selenium. IPI’s testing showed both solutions
				the transport speed varies between processors.
	stopped the migration of redox blemishes into the
				Mix the Kodak Brown Toner solution at a dilution
	roll of microfilm. As a result of brown toning, toned
				of 1:100 (1 part brown toner solution to 100 parts
	microfilm has a higher resistance to the formation
				water). Brown toning in deep tank processors can
	of redox blemishes. The combined use of brown
				be performed either in-line (as part of the normal
	toning and molecular sieves significantly enhances
				microfilm developing process) or off-line (use of
	film longevity even under adverse conditions.
				a dedicated processor that brown tones microfilm
	Based on Eastman Kodak Company and IPI test
				after it has been processed in a separate
	results, Kodak Brown Toner has been shown to			processor). In an Allen F-20Processor, for
	provide additional protection against environmental			example, in-line brown toning can be accomplished
	conditions that promote redox blemishes. The			by the following tank setup:
	treatment is effective with freshly processed and			Tank		Solution
	existing microfilm collections.
			1			Developer
	Kodak Brown Toner solution can be purchased from
			2			Developer
	Eastman Kodak Company:		3			Wash
			4			Fix
	Kodak Catalog Number	Packaging
			5			Fix
	140-0928	1 gallon container
			6			Wash
	Kodak Brown Toner is highly photoactive with		7			Brown toner solution
	microfilm chemicals. It is recommended that Kodak		8			Brown toner solution
	Brown Toner be handled in a separate area from		9			Wash
	the handling of microfilm developer and fix.			Calculate the replenishment rate using the following
	Health and Safety			table and formula:
					Replenishment (mL/ft) by Film Width
	When a manufacturer has determined a product is
					16 mm		35 mm			105 mm
	or contains a hazardous chemical, they are required
	to provide a Material Safety Data Sheet (MSDS).				0.60		1.20			3.60
	Kodak provides MSDSs with all photographic
				Replenishment is equal to:
	processing chemicals, even those that are not
				Processor Transport Speed x					Table Value
	classified as hazardous chemicals. MSDSs are
	available by calling 1-800-242-2424, extension 43.			Sample calculation for a deep tank processor:
	You will need to supply Kodak catalog numbers of			Film Width:				16 mm
	the chemicals for which you need MSDSs. Material			Table Value:				0.60 mL/ft
	Safety Data Sheets for the actual working solutions			Transport Speed:				90 ft/min
	and caution labels for the processor tanks are also			Replenishment rate is equal to:
	available by calling the same number.
				0.60 mL/ft x 90 ft/min = 54 mL/min
	When working with photochemicals, it is			Off-line brown toning in this Allen F-20Processor
	recommended that MSDSs for all Kodak Products
				can be accomplished by filling any two consecutive
	be obtained and consulted for information
				tanks with Kodak Brown Toner at the recommended
	pertaining to potential hazards, safe handling
				dilution rate and at a temperature of 900F. A wash
	guidelines, ventilation, and personal protective			tank is required immediately after the second tank
	equipment. While photochemical solutions and
				of brown toner. Set the transport speed to allow a
	products may contain hazardous ingredients, if the
				60 second dwell time in the brown toner solution
	information contained on the product label and
				and calculate the replenishment rate based on the
	within each MSDS is read, understood, and
				formula described above.
	followed, normal use and handling of these
				*These are starting point recommendations.
	products should not pose a health risk.
					Final conditions will vary.
A-1671 December 2001									3