4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Azo

Erhard Worfel

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Azo pigments obtained by diazotizing in a dipolar aprotic organi

Organic compounds -- part of the class 532-570 series – Organic compounds – Azo
Patent

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Process for the preparation of azo pigments by diazotizing in a

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent

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Process for the preparation of water-soluble azo dyestuffs by re

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent

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Stable liquid aqueous composition of a water-soluble fiber-react

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
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