ASTM-D91 › Historical Revision Information
Standard Test Method for Precipitation Number of Lubricating Oils

ASTM-D91 - 1987 EDITION - SUPERSEDED
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Standard Test Method for Precipitation Number of Lubricating Oils
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Scope

1.1 This test method covers the determination of the precipitation number of steam cylinder stocks and black oils, and can be used for other lubricating oils.

1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use>.

Keywords

asphaltenes; lubricating oils; precipitation number

To find similar documents by ASTM Volume:

05.01 (Petroleum Products and Lubricants (I): D56 - D3710)

To find similar documents by classification:

75.100 (Lubricants, industrial oils and related products Including mineral oils, fluids for metal working and for temporary protection against corrosion Lubrication systems, see 21.260 Insulating oils, see 29.035.40)

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Document Number

ASTM-D91-87

Revision Level

1987 EDITION

Status

Superseded

Modification Type

Revision

Publication Date

Oct. 30, 1987

Document Type

Test Method

Page Count

2 pages

Committee Number

D02.06.0B