{"product_id":"copper-sulphate-mordant-for-natural-plant-dye-for-yarn-protein-dyes-fiber-mordent-wool-silk-dyeing-printing","title":"Copper Sulphate Mordant for Natural Plant Dye for Yarn Protein Dyes Fiber Mordent Wool Silk Dyeing Printing","description":"Priced and sold by the ounce, 2oz or 4oz. \u003cbr\u003e \u003cbr\u003e This is Copper Sulphate purchased from a natural dye supply company.   \u003cbr\u003e \u003cbr\u003e There is controversy in natural dyeing about using copper.  However, copper is a trace element need in our bodies and the bodies of animals.  So, it is actually offered to some animals as a free choice mineral.   \u003cbr\u003e \u003cbr\u003e Copper sulfate is used as a mordant for natural dyeing.  Copper sulfate can improve lightfastness and modify color.   \u003cbr\u003e \u003cbr\u003e I will include an information sheet with your order. \u003cbr\u003e \u003cbr\u003e I ship all my products as quickly as possible.","brand":"Walnut Farm Designs","offers":[{"title":"1oz","offer_id":62939989049484,"sku":"3559688387","price":5.99,"currency_code":"USD","in_stock":true},{"title":"2oz","offer_id":62939989082252,"sku":"3906172946","price":6.99,"currency_code":"USD","in_stock":true},{"title":"4oz","offer_id":62939978465420,"sku":"3559688403","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/1050\/2540\/files\/il_fullxfull.4651512934_65ho.jpg?v=1792099118","url":"https:\/\/walnutfarmdesigns.com\/products\/copper-sulphate-mordant-for-natural-plant-dye-for-yarn-protein-dyes-fiber-mordent-wool-silk-dyeing-printing","provider":"Walnut Farm Designs","version":"1.0","type":"link"}