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Mordant - Copper

Copper sulphate is used to alter yellow natural dyes to green, or to darken green natural dyes.  40g - enough mordant for 500g wool.  Increase the quantity if you require more.  Please note that Copper sulphate is toxic if consumed and must be kept out of reach of children.  

Shipping:

$7 postage flat rate (excluding international orders)

Allow 3-5 working days to NZ metro areas, or allow up to 7 working days to NZ rural postal areas.

We currently ship within NZ as well as internationally with a quote supplied for international postage.

For more information see our Terms & Conditions.