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Highly prized worldwide since antiquity, aluminum potassium sulfate is the premier mordanting material for protein fibers such as silk and wool.
So what does this wondrous substance look like? Aluminum potassium sulfate is refined from bauxite and is a transparent, free flowing crystal, resembling salt. This is a food grade aluminum potassium sulfate that is free of iron and other impurities.
250gm/package
We use USPS for most of our shipping and currently ship to US addresses only.
Physical items will contribute to the dollar amount needed for free shipping (currently $150).
Bulky and odd-shaped items will always incur shipping charges.
Enter code SHPR23 in the contact form
Knitting machines can speed up the process. Learn how to use these machines with ease.
The Fiber Rhythm Craft Space is here! You can rent time on our knitting machines, sewing machine, Cricut, Drum Carder, and more!
Bring a friend and work on craft projects in our classroom. Monday and Thursday afternoons.
