Clean naturally with Kazidomi's black soap with linseed oil. Ideal for treating aphids and maintaining your home. Up to 25% off with Kazidomi membership. Kazidomi's liquid black soap with linseed oil is a multi-purpose product ideal for natural and effective cleaning of your home. Cruelty-free. No essential oils. B-Corp certified. Female founder. Family-owned business. Belgian company. Composition: 15 - 30% soap, also contains: water, potassium carbonate, glycerin, trisodium salt of methylglycinediacetic acid, linseed oil. The traditional recipe of this product is obtained by hot saponification (between 80°C and 100°C). This natural chemical reaction results in the formation of soap and glycerin in just a few hours. Instructions: Before use, test on a small, inconspicuous area. Store only in the original container and keep away from heat.