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Potentiometric titration of p-Aminobenzoic acid and α-naphthylamine with NaNO2solution in presence of HCl

✍ Scribed by S. K. Arora; C. S. Bilatnagar


Book ID
112387448
Publisher
Springer
Year
1968
Tongue
English
Weight
295 KB
Volume
239
Category
Article
ISSN
1618-2650

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✍ A.M.Shams El Din; A.A.A. Gerges 📂 Article 📅 1964 🏛 Elsevier Science 🌐 English ⚖ 322 KB

The four acids NaH,PO,, Na2HPO,, NaPO3 and Na4P,.O7 were titrated potentiometricall), with NazO, in molten KNOs at 350°C. An oxygen electrode acted as indicator electrode, while a Ag/Ag(1) electode served as a suitable reference electrode. NaH2PO, neutralized in two steps, the second of which was id