G/TBT/N/BDI/121  
G/TBT/N/KEN/1095  
G/TBT/N/RWA/456  
G/TBT/N/TZA/608  
G/TBT/N/UGA/1346  
8 June 2021  
(21-4678) 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:  BURUNDI, KENYA, RWANDA, TANZANIA, UGANDA   
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:  Rwanda Standards Board (RSB)  
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 differe nt from above:   
Rwanda Standards Board  
KK 15 Rd, 49  
P.O.BOX 7099, Kigali, Rwanda  
Tel: +250 788303492  
Email: info@rsb.gov.rw   
Website: www.rsb.gov.rw  
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):  Paints and 
varnishes (ICS 87.040)  
5. Title, number of pages and language(s) of the notified document:  Etch primers 
(Single pack and two -pack) — Specification (16 page(s), in English)  
6. Description of content:  This Draft East African specifies the requi rements, sampling 
and test methods, for single pack and two -pack etch primers intended for pre -treating 
metal surfaces to improve the adhesion of paint system applied to them.  
7. Objective and rationale, including the nature of urgent problems where 
appli cable:  Consumer information, labelling; Prevention of deceptive practices and 
consumer protection; Protection of human health or safety; Protection of the 
environment; Quality requirements; Harmonization  
8. Relevant documents:   
• ASTM F735 -17, Standard Test Method for Abrasion Resistance of Transparent 
Plastics and Coatings Using the Oscillating Sand Method  
• ISO 1514, Paints and varnishes — Standard panels for testing  
• ISO 1524, Paints, varnishes and printing ink — Determination of fineness of 
grind 
• ISO 2431, Paints and varnishes — Determination of flow time by use of flow 
cups G/TBT/N/BDI/121, G/TBT/N/KEN/1095, G/TBT/N/RWA/456, G/TBT/N/TZA/608, 
G/TBT/N/UGA/1346  
 
- 2 - 
 
  • ISO 2811, (all parts), Paints and varnishes — Determination of density  
• ISO 3251, Paints varnishes and plastics — Determination of non - volatile matter 
content  
• 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  
• ISO 4618, Paints and varnishes — Terms and definitions  
• ISO 650 3, Paints and varnishes — Determination of total lead — Flame atomic 
absorption spectrometric method ISO 9117 -1, Paints and varnishes — Drying 
tests — Part 1: Determination of through -dry state and through -dry time  
• ISO 9227, Corrosion tests in artificial atmospheres — Salt spray tests  
• ISO 11127 -4, Preparation of steel substrates before application of paints and 
related products — Test methods for non -metallic blast -cleaning abrasives — 
Part 4: Assessment of hardness by a glass slide test  
• ISO 118 90-1, Paints and varnishes — Determination of volatile organic 
compound (VOC) content — Part 1: Difference method  
• ISO 15528, Paints, varnishes and raw materials for paints and varnishes — 
Sampling  
• ISO 17132, Paints and varnishes — T-bend test  
9. Proposed date of adoption:  To be determined  
Proposed date of entry into force:  To be determined  
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:   
KK 15 Rd, 49  
Toll Free: 3250  
Tel: +250 788303492  
Email: info@rsb.gov.rw  
Website: www.rsb.gov.rw  
P.O.BOX 7099, Kigali, Rwanda  
https://members.wto.org/crnattachments/2021/TBT/RWA/21_3959_00_e.pdf