Cream o' Tartar // Potassium Bitartrate

Cream o' Tartar // Potassium Bitartrate

Regular price
$3.50
Regular price
Sale price
$3.50
Unit price
per 
Availability
Sold out
Shipping calculated at checkout.

Used to bring out the red of cochineal on protein fibers in natural dyeing.

Also in mordanting with alum.  Add 1/2tsp to 1 tsp of alum to soften protein fibers.  Wool can be brittle especially if not added to mordant bath.