G/TBT/N/UGA/1433  
22 September 2021  
(21-7072) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  English  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6  
 
1. Notifying Member:  UGANDA   
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:   
Uganda National Bureau of Standards  
Plot 2 -12 ByPass Link, Bweyogerere Industrial and Business Park  
P.O. Box 6329 Kampala, Uganda  
Tel: +(256) 4 1733 3250/1/2 Fax: +(256) 4 1428 6123  
E-mail: info@unbs.go.ug   
Websit e: https://www.unbs.go.ug  
Name and address (including telephone and fax numbers , email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indi cated if different from above:   
3. Notified under Article 2.9.2 [   ], 2.10.1 [   ], 5.6.2 [X], 5.7.1 [   ], other :  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading. ICS numbers may be provided in addition, where applicable):  Ethanol; 
Ether -alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives 
(excl. 2,2' -Oxydiethanol "diethylene glycol, digol" and monoalkylethers of ethylene glycol 
or of diethylene glycol) (HS 290949); Liquid fuels (ICS 7 5.160.20)  
5. Title, number of pages and language(s) of the notified document:  DUS 2346:2021, 
Test Method for Existent Inorganic Sulfate in Ethanol by Potentiometric Titration, First 
Edition (16 page(s), in English)  
6. Description of content:  This Draft U ganda Standard covers a potentiometric titration 
procedure for determining the existent inorganic sulfate content of hydrous, anhydrous 
ethanol, and anhydrous denatured ethanol, which is added as a blending agent with spark 
ignition fuels. It is intended f or the analysis of denatured ethanol samples containing 
between 1.0  mg/kg to 20  mg/kg existent inorganic sulfate.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Prevention of deceptive practices and consumer protecti on; Quality 
requirements  
8. Relevant documents:   
1. ASTM D1193 Specification for Reagent Water  
2. ASTM D4052 Test Method for Density, Relative Density, and API Gravity of 
Liquids by Digital Density Meter  
3. ASTM D4057 Practice for Manual Sampling of Petroleum and Petroleum Products  G/TBT/N/UGA/1433  
 
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  4. ASTM D4177 Practice for Automatic Sampling of Petroleum and Petroleum 
Products  
5. ASTM D6299 Practice for Applying Statistical Quality Assurance and Control 
Charting Techniques to Evaluate Analytical Measurement System Perform ance 
9. Proposed date of adoption:  December 2021  
Proposed date of entry into force:  Not applicable  
10. Final date for comments:  60 days from notification  
11. Texts available from:  National enquiry point [X] or address, telephone and fax 
numbers and email and website addresses, if available , of other body:   
Uganda National Bureau of Standards  
Plot 2 -12 ByPass Link, Bweyogerere Industrial and Business Park  
P.O. Box 6329 Kampala, Uganda  
Tel: +(256) 4 1733 325 0/1/2 Fax: +(256) 4 1428 6123  
E-mail: info@unbs.go.ug   
Website: https://www.unbs.go.ug