Prochem Oxibrite Additive1 Kg is an oxidising additive for white, off-white and pastel coloured fibres and fabrics. Can be added to extraction solution or, for best results, use in conjunction with B105 Fibre Shampoo and B162 Fibrebuff and leave to dry. Can be uses as a "last resort" treatment of difficult tea and coffee stains. Oxibrite produces controlled "bleaching" and therefore should be used with caution on all fibres. Dilution 15 to 30ml per 5 litres pH 10.5 Please Note : Due to geographical locations we are unable to deliver to Highlands