Copper Sulfate Powder - 16 oz - Wholesale Mordants & Assists_Oak Gall Tare function: Press the TARE

Tare function: Press the TARE key to re-zero the scale

offering precise fiber movement with minimal needle tracking

Material: Plastic/Wooden/Metal/Foam pad

Spinning - blend or spin individually for a full range of richly tonal melange yarns

38 gauge triangle needles are used for general-purpose felting

Copper Sulfate Powder - 16 oz - Wholesale Mordants & Assists_Oak Gall Tare function: Press the TARECopper sulfate, when used as a mordant is similar to iron in darkening the dye colors but it is less harsh on the fibers. Copper sulfate is sometimes listed as copper sulphate or copper vitriol. Copper sulfate can be used on all fibers and usually improves the color fastness of plant dyes. Copper sulfate tends to make colors greener or browner in tone.