G/TBT/N/UGA /1111  
4 September 2019  
(19-5682) Page: 1/3 
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  
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 indicated if different from above:   
3. Notified under Article 2.9.2 [X], 2.10.1 [   ], 5.6.2 [   ], 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):  Hydraulic 
fluids; Other (HS 271019); Lubricating preparations (including cutting -oil preparations, 
bolt or nut rel ease preparations, anti -rust or anti -corrosion preparations and mould 
release preparations, based on lubricants) and preparations of a kind used for the oil or 
grease treatment of textile materials, leather, furskins or other materials, but excluding 
prepa rations containing, as basic constituents, 70% or more by weight of petroleum oils 
or of oils obtained from bituminous minerals (HS 3403); Wastes of metal pickling liquors, 
hydraulic fluids, brake fluids and anti -freeze fluids (HS 382550); Lubricants, indu strial oils 
and related products (ICS 75.100)  
5. Title, number of pages and language(s) of the notified document:  DUS 2159 -
2:2019 Hydraulic fluid — Performance Classifications — Part 2: Specifications for 
categories HH, HL, HM, HV and HG, First Edition (2 4 page(s), in English)  
6. Description of content:  This Draft Uganda Standard specifies performance 
requirements, sampling and test methods for new mineral oil hydraulic fluids of categories 
classified as HH, HL, HM, HV and HG, and intended for hydraulic s ystems, particularly for 
hydrostatic hydraulic fluid power application.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Prevention of deceptive practices and consumer protection; Protection of 
human health or safety; Quality requirements  
8. Relevant documents:   
1. ISO 3448, Industrial liquid lubricants — ISO viscosity classification  
2. DUS 2159 -2:2019 Hydraulic fluid — Performa nce Classifications — Part 2 
Specifications for categories HH, HL, HM, HV and HG  
3. ISO 12922, Lubricants, industrial oils and related products (class L) — Family H 
(Hydraulic systems) — Specifications for hydraulic fluids in categories HFAE, 
HFAS, HFB, HFC, HFDR and HFDU  G/TBT/N/UGA/1111  
 
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  4. ISO 26422, Petroleum and related products — Determination of shear stability of 
lubricating oils containing polymers — Method using a tapered roller bearing  
5. BS 2000 -281, Methods of test for petroleum and its products. Determination of 
anti-wear properties of hydraulic fluids. Vane pump method  
6. IP 281, Determination of Anti -Wear Properties of Hydraulic Fluids — Vane Pump 
Method  
7. DIN 51389 (all parts), Determination of lubricants — Mechanical testing of 
hydraulic fluids in the vane -cell-pump  
8. US ISO 2160:1998, Petroleum products — Corrosiveness to copper — Copper 
strip test  
9. US ISO 2592:2000, Determination of flash and fire points — Cleveland open cup 
method  
10. US ISO 2909:2002, Petroleum products — Calculation of viscosity index from 
kinematic viscosity  
11. US ISO 3016:1994, Petroleum products — Determination of pour point  
12. US ISO 3104: 1994, Petroleum products — Transparent and opaque liquids — 
Determination of kinematic  viscosity and calculation of dynamic viscosity  
13. DUS ISO 3105:1994, Glass capillary kinematic viscometers — Specifications and 
operating instructions  
14. US ISO 3170:2004, Pet roleum liquids — Manual sampling  
15. US ISO 3448:1992, Industrial liquid lubricants — ISO viscosity classification  
16. DUS ISO 4259:2006, Petroleum products — Determination and application of 
precision data in relation to methods of test  
17. DUS ISO 4263 -1:2003, Petro leum and related products — Determination of the 
ageing behaviour of inhibited oilsand fluids — TOST test — Part 1: Procedure for 
mineral oils  
18. DUS ISO 4406:1999, Hydraulic fluid power — Fluids — Method for coding the level 
of contamination by solid particl es 
19. DUS ISO 5598:2008, Fluid power systems and components — Vocabulary  
20. DUS ISO 6072:2002, Hydraulic fluid power — Compatibility between fluids and 
standard elastomeric materials  
21. US ISO 6247:1998, Petroleum products — Determination of foaming 
characteristics  of lubricating oils  
22. US ISO 6296:2000, Petroleum products — Determination of water — 
Potentiometric Karl Fischer titration method  
23. DUS ISO 6614:1994, Petroleum products — Determination of water separability 
of petroleum oils and synthetic fluids  
24. DUS 2159 -1; 2019 Hydraulic Lubricating Fluid — Performance Classifications: 
Part 2: General  
25. DUS ISO 7120:1987, Petroleum products and lubricants — Petroleum oils and 
other fluids — Determination of rust -preventing characteristics in the presence of 
water  
26. DUS ISO 9120 :1997, Petroleum and related products — Determination of air -
release properties of steam turbine and other oils — Impinger method  
27. DUS ISO 12937:2000, Petroleum products — Determination of water — 
Coulometric Karl Fischer titration method  
28. DUS ISO 13357 -1:2002, Petroleum products — Determination of the filterability 
of lubricating oils — Part 1: Procedure for oils in the presence of water  G/TBT/N/UGA/1111  
 
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  29. DUS ISO 13357 -2:2005, Petroleum products — Determination of the filterability 
of lubricating oils — Part 2: Procedure for dry oils  
30. DUS ISO 14635 -1:2000, Gears — FZG test procedures — Part 1: FZG  test method 
A/8,3/90 for relative scuffing load -carrying capacity of oils  
31. DUS ISO 20763:2004, Petroleum and related products — Determination of anti -
wear properties of hydraulic fluids — Vane pump method  
32. DUS ISO 20764:2003, Petroleum and related products — Preparation of a test 
portion of high -boiling liquids for the determination of water content — Nitrogen 
purge method  
9. Proposed date of adoption:  December 2019  
Proposed date of entry into force:  Upon declaration as mandatory by the Minister for 
Trade, Industry and Cooperatives.  
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:   
https://members.wto.org/crnattachments/2019/TBT/UGA/19_4877_00_e.pdf