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IRON Powder

Mordants - Iron - Hands Craft Store
Price: $8.00

To be used for mordanting in natural dyeing.

Iron Powder - Ferrous Sulphate Heptahydrate

Colour Changer - use sparingly with wool and not recommended for silk. 

For 100gms of wool use 3gms of dissolved iron and 6gms of cream of tartar

For 1kg of wool use 31gms of iron and 62 gms cream of tartar