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Mining Chemicals

Quebracho Extract

Quebracho extract is a natural tannin-rich material rather than a single discrete molecule. The supplied CAS 1401-55-4 is widely indexed in chemical databases for tannic acid and tannin materials, but this does not establish a unique molecular composition for commercial quebracho extract.

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Overview

Product information

Quebracho extract is a natural tannin-rich material rather than a single discrete molecule. The supplied CAS 1401-55-4 is widely indexed in chemical databases for tannic acid and tannin materials, but this does not establish a unique molecular composition for commercial quebracho extract.

Tannin extracts are used as depressants and surface modifiers in selected mineral-flotation systems because their polyphenolic components can interact with mineral surfaces. Hamara should obtain the actual botanical-source and product specification before assigning a molecular formula, molecular weight, tannin percentage or detailed performance claims.

Supply profile

Product details

AppearancePowdered extract; exact appearance is grade-specific

Applications

Application information

  • Flotation depressant
  • Mineral-surface modifier
  • Gangue-control reagent

Technical documents

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