Description
Ox gall is a wetting agent used for smooth washes and to enhance flow when mixed directly with watercolor. Reducing surface tension, It can also be used on very hard-sized paper. Add 3-4 drops per cup of water.
Also used as the wetting agent in paper marbling, engraving, and lithography. This item is in Winsor & Newton’s new 100% recycled plastic packaging. 75mL bottle.
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