This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
This part specifies the preparation, use and colour reactions of Lofton-Merritt stain. It should be used in conjunction with ISO 9184-1 and, if necessary, with other staining tests defined in ISO 9184-2. The Lofton-Merritt staining test is applicable to the qualitative and quantitative differentiation of unbleached and bleached softwood chemical pulps, unbleached kraft and sulfite in softwood pulps, unbleached semi-chemical kraft and sulfite pulps.
Status : PublishedPublication date : 1990-12
Edition : 1Number of pages : 3
Technical Committee:Paper, board and pulps
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