Blue zone, The concentrated liquid blue for fabric bluing to which you can give your own brand name, eliminates the concern for raw material, quality, compatibility & stability. It comforts manufacturing by easy dilution in demineralised water. Features: - effective whitening of clothes by ultra violet radiation - the offered dyes and pigments are free from contaminants - thermally stable after dilution Procedure: few minutes Take 1 litre of blue zone concentrate and add 14-20 litres of water. Your liquid blue is ready. Now only four drops of ready product in bucket full of water shall whiten your clothes! Main advantages of blue-zone The easiest way of preparation. It spreads on clothes evenly without any patches. Quality product at economical prices. It saves logistics costs.