It is converted in the manner indicated in Example 1 into its copper compound, which dyes cotton or viscose artificial silk yellow shades fast to light. The isomeric dyestuff from the (4'-amino) -phenyl-pyrazolone produces similar dyeings on cotton. The dyestuffs from such condensation products...
LEGIONELLA PNEUMOFILA IN ANY INSTALLATION AT RISK FROM LEGIONELLA PNEUMOFILA PROLIFERATION" in accordance with the previous claims characterised by the fact that the range of non woven fabric fibres in the first and second claims shall be as follows: - Fibre thickness from 0.02 to 1,500 deniers...