Soda Ash Dye Fixer, Mordant Assistant, Alkalinity Modifier

Soda ash - Sodium Carbonate

Soda Ash is an all round work horse in the dyeing world, it can be used -

As an assistant to an alum mordant fixer to improve absorption

As a alkaline colour modifier enhancing the pinks

As a Alkali in indigo and woad dye vat

As a Fixer in Procion mx dyes