IEC 62021-3:2014Insulating liquids - Determination of acidity - Part 3: Test methods for non-mineral insulating oils
155,00 €
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IEC 62021-2:2007Insulating liquids - Determination of acidity - Part 2: Colourimetric titration
80,00 €
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IEC 62021-1:2003Insulating liquids - Determination of acidity - Part 1: Automatic potentiometric titration
80,00 €
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