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What is a 40 gauge crown needle used for
accurate and reliable
palest almost-white cool grey
Quantity: 15 wooden holders
Top'Roving Length: 4 meters per 100g(approximate)
Copper Sulfate Crystals - 16 oz - Wholesale Fiber Content_Gotland What is a 40 gaugeCopper 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.
