The retardation can be done by adding _________(a) Phenyl- α – napthylamine(b) Phenyl -β – napthylamine(c) Benzine- α – napthylamine(d) Benzine – α – napthylamineThe question was posed to me in final exam.I'd like to ask this question from Oxidation Stability and Aniline Number topic in division Lubricants of Applied Chemistry

The retardation can be done by adding _________(a) Phenyl- α – napt

1.	The retardation can be done by adding _________(a) Phenyl- α – napthylamine(b) Phenyl -β – napthylamine(c) Benzine- α – napthylamine(d) Benzine – α – napthylamineThe question was posed to me in final exam.I'd like to ask this question from Oxidation Stability and Aniline Number topic in division Lubricants of Applied Chemistry
Answer» RIGHT option is (b) Phenyl -β – napthylamine To ELABORATE: In most of the commercial oils, the rate of oxidation can be retarded by the addition of the sacrificial oxidation INHIBITORS like Phenyl -β – napthylamine.

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