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Determination of Alcohols in Engine Lubricants - 1981

Frank M. Newman
Kenneth B. Jones

Southwest Research Institute

In this pdf format, this document has 21 pages and is 758kb

Table of Contents

I INTRODUCTION 5
II APPROACH 5
III EXPERIMENTAL 6
  A Instrumentation 6
B Calibration 9
C Sample Prepraration  
IV APPLICATION 12
V DISCUSSION 12
VI CONCLUSIONS 16
VII LIST OF REFERENCES 16
 
LIST OF ILLUSTRATIONS
1 GC Column Configuration 6
2 Stripper Column Retention of Normal Hydrocarbons 8
3 Chromatogram Showing Retention Times of Alcohols 9
4 Typical Chromatogram of Calibration Standard 10
5 Chromatogram of 700 ppm Methanol Standard 10
6 Response Factor Repeatability 13
7 Chromatogram of Engine Oil 14
8 Chromatogram of Engine Oil Sample 14
9 Chromatogram of Engine Oil Sample - Methanol Undetected 15
10 Temperature - Programmed Chromatogram of Alcohol Composites 15
 
LIST OF TABLES

Operating Parameters

7

Calculation Method

11

Internal Standard/ Analyte Ratio

13