G/TBT/N/UGA/1328  
18 May 2021  
(21-4171) 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  
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  
Website: 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 indicated if dif ferent from above:   
3. Notified under Article 2.9.2 [X], 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):  Epoxy zinc 
phosphate weldable primer; Paints and varnishes, incl. enamels and lacquers, based on 
acrylic or vinyl polymers, dispersed or dissolved in a non -aqueous medium; solutions 
based on acrylic or vinyl polymers in volatile organic solven ts, containing > 50% solvent 
by weight (HS 320820); Paints and varnishes (ICS 87.040)  
5. Title, number of pages and language(s) of the notified document:  DUS 
DEAS  1052:2021, Two -pack epoxy zinc phosphate weldable primer — Specification, First 
Edition  
6. Description of content:  This Draft Uganda Standard specifies requirements, methods 
of sampling and test for two -pack epoxy zinc phosphate weldable primer. This material is 
used as a base coat for the painting of steel structures /equipment where corrosion 
protection and chemical resistance under marine atmospheric conditions are 
required,  First Edition.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Consumer information, labelling; Prevention of deceptive practices an d 
consumer protection; Protection of human health or safety; Quality requirements; 
Harmonization; Reducing trade barriers and facilitating trade  G/TBT/N/UGA/1328  
 
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  8. Relevant documents:   
1. DEAS 1052:202, Two -pack epoxy zinc phosphate weldable primer — Specification  
2. ASTM F735 -17, Standard Test Method for Abrasion Resistance of Transparent 
Plastics and Coatings Using the Oscillating Sand Method  
3. ISO 1514, Paints and varnishes — Standard panels for testing  
4. ISO 1518 -1, Paints and varnishes — Determination of  scratch resistance — 
Part 1: Constant -loading method  
5. ISO 1523, Determination of flash point — Closed cup equilibrium method  
6. ISO 1524, Paints, varnishes and printing ink — Determination of fineness of grind  
7. ISO 2808, Paints and varnishes — Determination of  film thickness  
8. ISO 2811, (all parts), Paints and varnishes — Determination of density  
9. ISO 2812 -1, Paints and varnishes — Determination of resistance to liquids — 
Part 1: Immersion in liquids other than water  
10. ISO 2813, Paints and varnishes — Determination of specular gloss of non -metallic 
paint films at 20°, 60° and 85°  
11. ISO 2884 -2, Paints and varnishes — Determination of viscosity using rotary 
viscometers — Part 2: Disc or ball viscometer operated at a specified speed  
12. ISO 3251, Paints varnishes and plastics — Determination of non - volatile matter 
content  
13. ISO 3270, Paints and varnishes and their raw materials — Temperatures and 
humidities for conditioning and testing  
14. ISO 3856 -6, Paints and varnishes — Determination of "soluble" metal content — 
Part 6:  Determination of total chromium content of the liquid portion of the paint 
— Flame atomic absorption spectrometric method  
15. ISO 4618, Paints and varnishes — Terms and definitions  
16. ISO 6503 Paints and varnishes — Determination of total lead — Flame atomic 
absorption spectrometric method  
17. ISO 6504 -3, Paints and varnishes — Determination of hiding power — Part 3: 
Determination of contrast ratio of light coloured paints at a fixed spreading rate  
18. ISO 9117 -1, Paints and varnishes — Drying tests — Part 1: Determination of 
through -dry state and through -dry time  
19. ISO 9117 -3, Paints and varnishes — Drying tests — Part 3: Surface -drying test 
using ballotini  
20. ISO 11890 -1, Paints and varnishes — Determination of volatile organic compound 
(VOC) content —Part 1: Difference method  
21. ISO 15528, Paints, varnishes and raw mater ials for paints and varnishes — 
Sampling  
22. ISO 17132, Paints and varnishes — T-bend test  
23. KS 1992, Two -pack epoxy zinc phosphate weldable primer — Specification  
9. Proposed date of adoption:  December 2021  
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  G/TBT/N/UGA/1328  
 
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  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 3250/1 /2 
Fax: +(256) 4 1428 6123  
E-mail: info@unbs.go.ug  
Website: https://www.unbs.go.ug  
https://me mbers.wto.org/crnattachments/2021/TBT/UGA/21_3530_00_e.pdf