Q & A: Round Up of Scouring + Mordanting 101
…up a bit. Is there a reason why you want to prevent this? Calcium carbonate/wheat bran After removing fibers from a calcium carbonate bath, the direction is to rinse lightly….
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You Asked, Kathy Answered: Bright Yellow From Weld
…and a tiny amount of soda ash might do the trick. I’ve almost always used calcium carbonate because I believe that the calcium helps the color develop. Although soda ash…
Calcium Carbonate
Calcium carbonate is also referred to as chalk. This dense, white powdery mineral is a common addition to the madder dye bath to deepen shades and is one of the…
FEEDBACK FRIDAY: This Week in Natural Dye Questions
…that is highly mineralized with calcium, magnesium and/or iron will create a different color palette than areas that have soft, demineralized water. Highly mineralized water (with calcium and magnesium) is…
FEEDBACK FRIDAY: This Week in Natural Dye Questions
…adding calcium or fructose first when making the stock solution does not seem to make a difference but my preference is to add the calcium hydroxide before adding the fructose,…
FEEDBLACK FRIDAY: This Week in Natural Dye Questions
…1% might help shift it to a redder shade. -6-8% madder extract wof and 2% calcium carbonate. If the color is too orange, add 1% more calcium carbonate. Good luck!…
FEEDBACK FRIDAY: Indigo Vat pH, Painting & Reusing Mordant Baths
…reducing the amount of calcium hydroxide and fructose by 10-20% and see if your indigo vat balances and reduces. Method 1 Create the mother stock using 100 grams of indigo…
A Deep Dive into the 1-2-3 Indigo Vat
…either fructose, iron or henna as one of the ingredients in place of harsh chemicals. Our variations include 1-2-3 Fructose vat using 1 part indigo, 2 parts calcium hydroxide and…
MORDANT MONDAY: Scouring + Mordanting Cashmere
…wool or cashmere. If you do decide to use it, please also use wheat bran as your post-bath rather than calcium carbonate to avoid leaving a calcium powder deposit on…
Frequently Asked Questions About Indigo
…Stock Solution (also called a Starter or Mother): Indigo is dependent on a balanced blend of indigo powder, a base or alkali such as calcium hydroxide, and a reducing agent, such as fructose or henna….