Jacquard Soda Ash Dye Fixer 5 lb.

Also known as sodium carbonate. Used to fix Jacquard dyes, sold separately. 1 lb. of soda ash will activate and set the dye for approximately 15 T-shirts. 5 lb. package. Keep out of reach of children.

Safety Data Sheet: Click here to view or download a pdf copy

Check out this art project made with soda ash:
Animal Print Resist-Dyed T-Shirts