BS 5984:1980
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Method for detection and determination of specified anti-oxidant additives in insulating oils
Hardcopy , PDF
31-08-2010
English
29-08-1980
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National foreword
Cooperating organizations
1 Scope
Section I - Methods for the detection of anti-oxidant
additives
2 Detection of 2,6-di-tert-butyl-paracresol (DBPC) by
thin layer chromatography
2.1 Summary of the method
2.2 Reagents
2.3 Equipment
2.4 Procedure
3 Detection of n-phenyl-alpha-naphtylamine (PAN) and
n-phenyl-beta-naphtylamine (PBN) by thin layer
chromatography
3.1 Summary of the method
3.2 Reagents
3.3 Equipment
3.4 Procedure
4 Detection of anthranilic acid in new insulating
oils by thin layer chromatography
4.1 Summary of the method
4.2 Reagents
4.3 Equipment
4.4 Procedure
Section II - Methods for the determination of anti-
oxidant additives
5 Determination of 2,6-di-tert-butyl-paracresol
5.1 Quantitative determination by infra-red
spectrophotometry
5.2 Semi-quantitative determination by thin layer
chromatography
6 Determination of n-phenyl-beta-naphtylamine by
spectrophotometry
6.1 Summary of the method
6.2 Reagents
6.3 Equipment
6.4 Procedure
6.5 Calculation
6.6 Lower limit of detection
Figure
Procedure for detecting by thin-layer chromatography the presence of additives in unused hydrocarbon insulating oil. Also for the quantitative determination of such additives by spectrophotometry. Method intended for use where the presence of additives has been declared by the supplier.
| Committee |
GEL/10
|
| DevelopmentNote |
Supersedes 78/29342 DC (09/2005)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE-EN ISO 7494:1998 | Identical |
| UNE-EN 12805:2003 | Identical |
| BS 148:1998 | Specification for unused and reclaimed mineral insulating oils for transformers and switchgear |
| BS EN 60465:1992 | Specification for unused insulating mineral oils for cables with oil ducts |
| BS 5730:2001 | Monitoring and maintenance guide for mineral insulating oils in electrical equipment |
| 08/30167496 DC : DRAFT FEB 2008 | BS 148 - RECLAIMED MINERAL INSULATING OIL FOR TRANSFORMERS AND SWITCHGEAR - SPECIFICATION |
| BS 148:2009 | Reclaimed mineral insulating oil for transformers and switchgear. Specification |
| BS 148:1997 | Specification for unused and reclaimed mineral insulating oils for transformers and switchgear |
| IEC 60590:1977 | Determination of the aromatic hydrocarbon content of new mineral insulating oils |
| IEC 60474:1974 | Test method for oxidation stability of inhibited mineral insulating oils |
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