Soda Ash dye fixer is a mild alkali that promotes the chemical reaction between Procion MX fiber reactive dyes and cellulose fiber. It is also known as sodium carbonate, washing soda or salt soda. Soda Ash is necessary to activate and set Procion MX dye.
To use, thoroughly dissolve 1 cup soda ash per gallon of water. Soak fabric in the soda ash solution for at least 20 minutes. Then, wring out by hand. Always wear gloves.
Size: 1 pound of soda ash dye fixer.