TAPPI T 282 PDF
TAPPI T 282 PDF
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TAPPI T 282 PDF

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Hexeneuronic Acid Content of Chemical Pulp

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TAPPI20194

TAPPI T 282 – Hexeneuronic Acid Content of Chemical Pulp

This method describes a procedure to determine hexeneuronic acid groups (HexA) in chemical pulps.HexA affects the kappa number determination by reaction with permanganate, and can react with certain bleaching chemicals, e.g. chlorine dioxide and ozone, but not with some others such as oxygen and peroxide.

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