Tangent GC Fir Organic Body Wash The Best Eco friendly Laundry Detergents Gessato Tangent GC TGC301 Oud Body Wash 350ml at CareOfCarl.com Tangent GC TGC401 Oud Body Lotion 350ml bei Care of Carl Tangent GC TGC110 Kiyomi Soap 350ml at CareOfCarl.com. The Tangent GC Oud Denim Wash cleanses your garments without eating into the cotton fibres it does not contain any corrosive alkalis and maintains the original cut. Instructions: Handwash: 10 ml per 5 litres of water (enough for 50 washes). Washing machine: 20 ml per 2. 5 kg load (enough for 30 loads). Volume: 500 ml, 16. 9 fl. oz.