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AN-T-165

Total acid number in unsaturated polyester resin according to EN ISO 2114


Summary

The total acid number (TAN) indicates the amount of potassium hydroxide required for neutralizing all carboxyl-terminated groups and free acids plus the free anhydride groups in an unsaturated polyester resin (UPR). In this Application Note the TAN determination using automated, potentiometric titration according to EN ISO 2114 using KOH in ethanol as titrant is described.

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Метром България ЕООД

12, Чипровци
1303 София

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