Light stability tests prove that this Fuji Supergloss material is almost equivalent to Cibachrome in its longevity. Testing has been documented by Henry Wilhelm. Further information can be found in the publication The Permanence and Care of Color Photographs by Henry Wilhelm. The environmental advantages to RA-4 include use of a lower toxicity bleach and no formaldehyde, resulting in much cleaner wash water of which there is less due to the lower water consumption. The Chromagraph prints can be mounted on gatorfoam board with an acid-free permanent adhesive.
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