Type of Notification
regular notification
Date of Distribution
WTO Country
Agency Responsible
Uganda National Bureau of Standards
Notified Document Details
<p style="margin:2px !important;">DUS 2067:2018 Standard Test Method for Sulfated Ash from Lubricating Oils and Additives, First Edition.</p>
ICS Code
Covered Products
<p style="margin:2px !important;">Engine oils, Lubricating Additives</p>
Description of Content

This Draft Uganda Standard covers the test method for 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.

Application of this test method to sulfated ash levels below 0.02% by mass is restricted to oils containing ashless additives. The lower limit of the test method is 0.005% by mass sulfated ash.

Relevant Documents
  1. EN 14213  Heating Fuels—Fatty Acid Methyl Esters (FAME)—Requirements and Test Methods
  2. EN 14214  Automotive Fuels—Fatty Acid Methyl Esters (FAME) for Diesel Engines—Requirements and Test Methods
  3. ASTM D482-13 Standard Test Method for Ash from Petroleum Products
  4. ASTM D1193-06(2018) Standard Specification for Reagent Water
  5. ASTM D4057-12 Standard Practice for Manual Sampling of Petroleum and Petroleum Products
  6. ASTM D4177-16e1 Standard Practice for Automatic Sampling of Petroleum and Petroleum Products
  7. ASTM D6299-18 Standard Practice for Applying Statistical Quality Assurance and Control Charting Techniques to Evaluate Analytical Measurement System Performance


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