{"product_id":"copper-sulphate","title":"Copper Sulphate","description":"\u003ch3\u003eCopper Sulphate – colour modifier and saddening agent\u003c\/h3\u003e\n\u003cp\u003eCopper Sulphate is used in natural dyeing to shift and deepen colour. It acts as a saddening agent, muting brightness and pushing tones towards greens, teals, greys and darker shades depending on the dye and fibre.\u003c\/p\u003e\n\u003cp\u003eIt is typically used in very small amounts after dyeing or in a separate modification bath. A little goes a long way, and results can vary significantly depending on the base dye.\u003c\/p\u003e\n\u003cp\u003eCopper Sulphate can also be used in some mordanting systems to influence tone, particularly in combination with tannin.\u003c\/p\u003e\n\u003ch4\u003eSuitable for\u003c\/h4\u003e\n\u003cp\u003eProtein and cellulose fibres (use caution on protein fibres)\u003c\/p\u003e\n\u003ch4\u003eWhy use it\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eShifts colours towards green\/teal\/grey tones\u003c\/li\u003e\n\u003cli\u003eDeepens and mutes bright dyes\u003c\/li\u003e\n\u003cli\u003eExpands natural dye colour range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUsage guide (WOF)\u003c\/h4\u003e\n\u003cp\u003e0.2–1% WOF for colour modification; up to 4% WOF maximum (use lowest end for silk and wool)\u003c\/p\u003e\n\u003ch4\u003eUse with care\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUse very low concentrations\u003c\/li\u003e\n\u003cli\u003eCan weaken fibres if overused\u003c\/li\u003e\n\u003cli\u003eDispose of solutions responsibly due to toxicity by exhausting your dyebaths, diluting the residue with clean water and don’t put it down the storm water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA powerful modifier for experienced dyers wanting controlled, muted colour shifts.\u003c\/p\u003e\n\u003cp\u003e250 gm\u003c\/p\u003e","brand":"SilkWholesalers","offers":[{"title":"Default Title","offer_id":47584135839931,"sku":"19461","price":14.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/3791\/9163\/files\/30_Copper_20Sulphate.jpg?v=1774255970","url":"https:\/\/silkwholesalers.com.au\/products\/copper-sulphate","provider":"SilkWholesalers","version":"1.0","type":"link"}