4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Heterocyclic carbon compounds containing a hetero ring...

Howard M. Silverstein

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Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
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Oxidative delignification of wood or wood pulp by transition met

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Treatment with particular chemical
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