Chalk (Calcium Carbonate)

$ 6.00

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Size: 150g (0.3 lb)

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Chalk (Calcium Carbonate) is a color modifier added to dye baths to produce deepened shades of color.  Calcium Carbonate “hardens” water, necessary when dying with madder, weld, logwood, and brazilwood.

We recommend using chalk to bring out the vibrancy of reds found in madder dye.