UREA AND DERIVATIVES (TECHNICAL CHEMISTRY)
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BTORGANIC COMPOUNDS + TECHNICAL ORGANIC CHEMISTRY (TECHNICAL CHEMISTRY)
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UDC661.717.5
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Descriptor GERHARNSTOFF UND DERIVATE (TECHNISCHE CHEMIE)
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Descriptor ENGUREA AND DERIVATIVES (TECHNICAL CHEMISTRY)
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Descriptor FREURÉE ET DÉRIVÉS (TECHNOLOGIE CHIMIQUE)
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RTUREA AND DERIVATIVES (ORGANIC CHEMISTRY)
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RTUREA-FORMALDEHYDE POLYCONDENSATES (PLASTICS)