w
22415
ISO 3987:1994
Petroleum products -- Lubricating oils and additives -- Determination of sulfated ash
This standard has been revised by ISO 3987:2010
Cancels and replaces the first edition (1980). Describes a procedure for the determination of the mass percentage of 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. Not intended for the analysis of used engine oils containing lead, nor is it recommended for the analysis of non-additive lubricating oils.
Life cycle
A standard is reviewed every 5 years
Revisions / Corrigenda
-
Previously
ISO 3987:1980
-
Now withdrawn
ISO 3987:1994 -
Revised by
ISO 3987:2010
Got a question?
Check out our FAQs
Customer care
+41 22 749 08 88
Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information