Reference number
ISO 21436:2020
© ISO 2024
International Standard
ISO 21436:2020
Pulps — Determination of lignin content — Acid hydrolysis method
Edition 1
2020-12
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Published (Edition 1, 2020)

ISO 21436:2020

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Format
CHF 63
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Abstract

The method is applicable to unbleached, bleached and semi-bleached wood pulp with a lignin content above 1 %. It is not generally intended for fully bleached chemical pulp, because the lignin content in these pulps is too low to be determined accurately.

General information

  • Status
     : Published
    Publication date
     : 2020-12
    Stage
    : International Standard published [60.60]
  • Edition
     : 1
    Number of pages
     : 12
  • Technical Committee :
    ISO/TC 6
    ICS :
    85.040 
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