Natural Dyes

Alum [250g]

£6.50 inc. VAT

This is Aluminium Potassium Sulphate and is one of the most commonly used of all the mordants. Normally used at 10%, also used at 8% with 2% Cream of Tartar for protein fibres.

Can be used after a tannin for cellulose fibres.

This is in a crystal form, dissolve in hot water before using.

10 in stock

International Customers: Please make sure your country will accept chemicals through the post, we will not be responsible for any item refused or destroyed by border control.