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1.1 This test method covers the determination of insoluble contamination in hydraulic fluids by gravimetric analysis. The contamination determined includes both particulate and gel-like matter, organic and inorganic, which is retained on a membrane filter disk of pore diameter as required by applicable specifications (usually 0.45 μm or 0.80 μm).
Author | ASTM |
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Editor | ASTM |
Document type | Standard |
Format | File |
ICS | 75.120 : Hydraulic fluids
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Number of pages | 3 |
Replace | ASTM D4898-90(2010)e1 |
Set | ASTMVOL0502 |
Year | 2016 |
Document history | ASTM D4898-90(2010)e1 |
Country | USA |
Keyword | ASTM 4898;ASTM D4898;ASTM D4898;10.1520/D4898-16 |