Alum Mordant, potassium aluminum sulfate, for Natural Dyeing, Powder
Alum is a metallic salt that is used to treat fibers to make natural dyes color fast.
To mordant fiber use 4 oz. alum per one pound of dry fiber plus 1 oz, cream of tartar.
Please refer to a natural dye book for more detailed information.
This is not pickling alum!!!
Not for food use.
Do not use in cooking utensils.
As with all mordants- use in well ventilated room, wear protective clothing and gloves, dispose of properly.
Follow safety instructions on back of label.
There should be enough to mordant two pounds of dry fiber.
Item purchased is bag of Alum in picture.
If sent to a Pennsylvania address, Pennsylvania State Sales Tax applies.
Alum Mordant, potassium aluminum sulfate, for Natural Dyeing listed in:
Natural Dyes and Mordants