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ASTM-D6971:2014 Edition

ASTM-D6971:2014 Edition

$40.63

D6971-09(2014) Standard Test Method for Measurement of Hindered Phenolic and Aromatic Amine Antioxidant Content in Non-zinc Turbine Oils by Linear Sweep Voltammetry

Published By Publication Date Number of Pages
ASTM 2014 6
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ASTM D6971-09-Reapproved2014

Historical Standard: Standard Test Method for Measurement of Hindered Phenolic and Aromatic Amine Antioxidant Content in Non-zinc Turbine Oils by Linear Sweep Voltammetry

ASTM D6971

Scope

1.1 This test method covers the voltammetric determination of hindered phenol and aromatic amine antioxidants in new or in-service type non-zinc turbine oils in concentrations from 0.0075 mass % up to concentrations found in new oils by measuring the amount of current flow at a specified voltage in the produced voltammogram.

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Keywords

2,6-di-tert-butyl-4methylphenol; 2,6-di-tert-butylphenol; alkylated diphenylamine; aromatic amine antioxidant; hindered phenol antioxidant; in-service oils; linear sweep voltammetry; non-zinc turbine oils; phenyl alpha naphthylamine; turbine oil

ICS Code

ICS Number Code 75.160.20 (Liquid fuels)

DOI: 10.1520/D6971-09R14

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