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1.1 This test method covers the determination of the weight percent of 2,6-ditertiary-butyl paracresol (DBPC) and 2,6-ditertiary-butyl phenol (DBP) in new or used electrical insulating oil in concentrations up to 0.5 % by measuring its absorbance at the specified wavelengths in the infrared spectrum.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2013-11-01 |
| ICS | 29.040.10 : Insulating oils |
| Number of pages | 6 |
| Replace | ASTM D2668-07 |
| Set | ASTMVOL1003 |
| Year | 2007 |
| Document history | ASTM D2668-07 |
| Country | USA |
| Keyword | ASTM 2668;ASTM D2668;ASTM D2668;10.1520/D2668-07R13 |