SOLMIX L-40 is a reductive bleaching agent composed with sulfite compound. This product is also very effective in bleaching recycled pulp because its strong reducing properties.

DEKABRIGHT BS-35 is a decoloring/bleaching agent composed with chlorine free-inorganic reductant which shows the decoloring effect to the direct, acid dyes and pigments consist of the azo and diazo groups as the chromophore in the recycled pulp production. It will assist to increase the whiteness of yellowing pulp caused by the over bleaching with peroxide chemicals and the natural air oxidation in sunlight exposure.