Alum (Aluminum Sulfate)
Alum (Aluminum Sulfate)
from $6.75
Marblers use alum as a mordant to hold their inks to the paper.
Safety Note: Protect the skin using rubber gloves or an adequate barrier cream. Can cause skin irritation or dermatitis.
1 lb bag: $6.75
5 lbs bag: $23.75
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