PORPHYRINS (NATURAL DYES)
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BTCHLOROPHYLLS + PORPHYRINS (NATURAL DYES)
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BTTETRAPYRROLE COMPOUNDS + POLYPYRROLE COMPOUNDS (HETEROCYCLIC HYDROCARBONS)
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UDC547.979.733
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Descriptor GERPORPHYRINE (NATÜRLICHE FARBSTOFFE)
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Descriptor ENGPORPHYRINS (NATURAL DYES)
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Descriptor FREPORPHYRINES (COLORANTS NATURELS)
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NTPORPHOBILINOGEN AND DERIVATIVES (BILIARY SUBSTANCES)