OPTICAL BRIGHTENERS, NAMELY, COLORLESS ORGANIC CHEMICALS WHICH ABSORB ULTRAVIOLET LIGHT AND TRANSFER IT TO A VISIBLE SPECTRUM WHERE IT IS REFLECTED, FOR USE IN THE MANUFACTURE OF PAPER, PLASTICS AND TEXTILES

CHEMICAL [ MORDANTS AND ] DYES FOR USE IN THE [ LEATHER AND ] TEXTILE INDUSTRIES[ ; AND LEATHER DRESSINGS AND TANNING AGENTS ]