In single mordanting, the order of color yield was ferrous sulfate > alum > tin. In combined mordanting, the order was ferrous sulfate-alum > alum-tin-tannic acid > ferrous sulfate-alum-tin > alum-tin.
In single mordanting, the order of color yieldwas ferrous sulfate > alum > tin. In combined mordanting,the order was ferrous sulfate-alum > alum-tin-tannic acid >ferrous sulfate-alum-tin > alum-tin.