Leather - Chemical tests - Determination of pH and difference figure (ISO 4045:2018)
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SS-EN ISO 4045:2018
Leather - Chemical tests - Determination of pH and difference figure (ISO 4045:2018)
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This document specifies a method for determining the pH value and the difference figure of an aqueous leather extract. It is applicable to all types of leather.
Leather - Chemical tests - Determination of pH and difference figure (ISO 4045:2018)
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