AS NZS 1301.421 pdf - Standards Free Download

AS NZS 1301.421:2020 – Method of test for pulp and paperMethod 421: Paper, board and pulps -Determination of pH of aqueous extracts-Cold extraction

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AS NZS 1301.421:2020 – Method of test for pulp and paperMethod 421: Paper, board and pulps -Determination of pH of aqueous extracts-Cold extraction. 8.1 Weighing Weigh 2,0 g ± 0.1 g of air-dry sample (6.2) in a 250 ml flask...