3 Ways to Make Homemade Liquid Dish Soap - wikiHow
Add the liquid castile soap, some washing soda, and glycerin. Once the soap has dissolved completely and the mixture is off the heat, mix in ¼ cup (60 ml) of liquid castile soap, 2 ¼ teaspoons (10 g) of super washing soda, and ½ teaspoon (1.5 g) glycerin. Stir well until all of the ingredients are fully incorporated.
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