AS/NZS 1301.421:2020
Method of test for pulp and paper, Method 421: Paper, board and pulps — Determination of pH of aqueous extracts — Cold extraction

Standard No.

AS/NZS 1301.421:2020

Release Date

2020

Published By

Standard Association of Australia （SAA）

Latest

AS/NZS 1301.421:2020

Scope

This document adopts ISO 6588-1:2020, which specifies a method for the determination of the pH-value defined by the electrolytes extractable by cold water from a sample of paper, board or pulp.

AS/NZS 1301.421:2020 history

• 2020 AS/NZS 1301.421:2020 Method of test for pulp and paper, Method 421: Paper, board and pulps — Determination of pH of aqueous extracts — Cold extraction
• 2008 AS/NZS 1301.421:2008 Methods of test for pulp and paper - Determination of pH of aqueous extracts - Cold extraction method