Watercolor can be manipulated through the use of mediums, from masking fluid for temporary covering preventing the color from reaching the paper to shellac soap to increase the waterproofness of watercolors.
Medium for temporary covering of (watercolor) paper. Note: pre-test necessary, since for this technique not all papers are suitable!
K 2339 0050
Medium for better wetting of painting surfaces („ox gall“).
K 2255 0050
Medium for the increase of the waterproofness of watercolors.
K 2350 0050