Kodak Rapid Selenium Toner produces several cool chocolate-brown hues with warm-tone papers, purplish brown tones with neutral-tone papers and very little or no change with cold-tone papers. Use the 1:20 dilution for print protection.
To increase shadow contrast and maximum density with a minimum tone change, use a 1:20 or 1:40 dilution. You can also use this toner with black and white films. It converts the silver image to silver selenide.
Most important features:
Use with warm-tone papers to produce several cold brown hues
Use to extend print life without changing the image tone on black-and-white paper
Used for archival processing
Dilute 1:20 for print protection
Dilute 1:20 or 1:40 to increase shadow contrast and maximum density with a minimum tone change