Goldwell Colorance Demi Acid Color Lotion Peroxide Developer is to be mixed with Goldwell Colorance Demi Color Acid Hair Color Coloration. 
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Click here to download the PDF Goldwell Colorance Demi-Permanent Color Guide for instructions regarding developers, mixing ratios, and tips!
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Directions for Goldwell Colorance Acid Color Hair Color Coloration:
The mixing ratio is always 2 parts of Goldwell Colorance Acid Color Lotion and 1 part Colorance Acid Color (i.e. 40 ml Lotion + 20 ml color). Mix lotion and color thoroughly in an applicator bottle. Apply to shampooed, towel-drired hair, evenly saturating all hair. Leave to process for 5-25 minutes based on the desired color intensity. Thoroughly rinse hair with warm water. Do not shampoo. Style as desired.
For instructions on dispensing haircolor and developer using Goldwell's Canister Depot system, please view the following PDF file:
You will need the Adobe PDF reader in order to view this file. Don't have the reader? Download it here.
Directions for Goldwell Colorance Acid Color Hair Color Coloration:
The mixing ratio is always 2 parts of Goldwell Colorance Acid Color Lotion and 1 part Colorance Acid Color (i.e. 40 ml Lotion + 20 ml color). Mix lotion and color thoroughly in an applicator bottle. Apply to shampooed, towel-drired hair, evenly saturating all hair. Leave to process for 5-25 minutes based on the desired color intensity. Thoroughly rinse hair with warm water. Do not shampoo. Style as desired.
For instructions on dispensing haircolor and developer using Goldwell's Canister Depot system, please view the following PDF file:
Product Options Available are as follows:
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