Glauber's salt (Sodium Sulfate) serves as a levelling agent by dispersing the dye evenly throughout the fiber. Also gives intensity to colors containing Turquoise and helps with washfastness.

Glaubers Salt

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$2.25 USD
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$2.50 USD
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$2.85 USD
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$3.85 USD
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$7.05 USD $5.65 USD