![Iron, Ferrous sulfate](http://earthues.com/cdn/shop/products/iron_1024x1024.jpg?v=1657445277)
![Iron, Ferrous sulfate](http://earthues.com/cdn/shop/products/iron_1024x1024.jpg?v=1657445277)
Iron - Ferrous Sulfate
$3.00
Iron - Ferrous sulfate is used as a color changer, especially for cotton, rayon, hemp and linen. Use 1%-2% wog. Ferrous sulfate can be combined with sodium acetate to form ferrous acetate, a safer form of iron to use with silk and wool. The Earthues ferrous sulfate is 99+ Purity Grade.