BS 7392:1990
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
Method for determination of distillation characteristics of petroleum products
Hardcopy , PDF
15-11-2000
English
31-12-1990
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Committees responsible
National foreword
Method
1 Scope and field of application
2 References
3 Definitions
4 Principle
5 Apparatus
6 Sampling
7 Preparation of apparatus
8 Procedure
9 Expression of results
10 Precision
Annexes
A Examples illustrating calculations of thermometer
readings at prescribed percent evaporated values
B Automatic distillation of petroleum products
C Condensed summary of comparative manual and
automatic distillation results
Tables
1 Test conditions
2 Thermometer specifications
3 Approximate corrected thermometer readings
4 Values of the constants A and B used in obtaining
corrected distillation loss
5 Test conditions
6 Precision
7 Precision values for typical values of slope
8 Bias between automatic and manual methods, deg C
Figures
1 Distillation flask
2 Apparatus assembly using gas burning
3 Apparatus assembly using electric heater
4 Graduated cylinder
5 Position of thermometer in distillation flask
6 Precision of distillation
7 Graph of distillation data
Describes apparatus and gives procedure for determining initial boiling point, end point (final boiling point), dry point, percentage recovered, total recovery, percentage residue and percentage evaporated, of 4 groups of petroleum products using gas or electric heating. Includes manual and automatic procedures.
| Committee |
PTI/13
|
| DevelopmentNote |
Supersedes BS 2000-123(1985) (07/2004)
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
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| ISO 3405:1988 | Identical |
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