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1.1 This test method covers the determination of the sulfated ash from unused lubricating oils containing additives and from additive concentrates used in compounding. These additives usually contain one or more of the following metals: barium, calcium, magnesium, zinc, potassium, sodium, and tin. The elements sulfur, phosphorus, and chlorine can also be present in combined form.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2018-04-01 |
| ICS | 75.100 : Lubricants, industrial oils and related products |
| Number of pages | 5 |
| Replace | ASTM D874-13a |
| Set | ASTMVOL0501 |
| Year | 2013 |
| Document history | ASTM D874-13a |
| Country | USA |
| Keyword | ASTM 874;ASTM D874;ASTM D874;10.1520/D0874-13AR18 |