G/TBT/N/UGA/1334  
8 June 2021  
(21-4647) 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  
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):  Sodium 
hypochlorite for water treatment; Hypochlorites, chlorites and hypobromites (excl. 
calcium hypochlorites) (HS 282890); Products of the chemical industry (ICS 71.100)  
5. Title, number of pages and language(s) of the notified document:  DUS 925:2021, 
Chemicals used for treatment of water intended for human use — Sodium hypochlorite — 
Specification, Second Edition (24 page(s), in English)  
6. Description of content:  This Draft Uganda Standard specifies the requirements and 
methods of sampli ng and test for sodium hypochlorite solution used for disinfection of 
water intended for human use.  
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  
8. Relevant documents:   
1. US 925:2012, Chemicals used for treatment of water intended for human 
consumption — Sodium hypochlorite — Specification  
2. ISO 3696, Water for analytical laboratory use — Specifications and test methods  
3. ISO 3165, Sampling of chemical products for industrial use — Safety in 
sampling    
4. ISO 6206, Chemical products for industrial use — Sampling — Vocabulary  G/TBT/N/UGA/1334  
 
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  5. US ISO 17378 -2 water quality — determination of arsenic and antimony — part 
2: method using hydride generation atomic absorption spectrometry (HG -AAS)  
6. US ISO 8288 water quality — determination of cobalt, nickel, copper, zinc, 
cadmium and lead — flame atomic absorption spectro metric methods  
7. US ISO 9174 water quality — determination of chromium — atomic absorption 
spectrometric methods  
8. US ISO/TS 17379 -2 water quality — determination of selenium — part 2: 
method using hydride generation atomic absorption spectrometry (HG -AAS)  
9. US ISO 12846 water quality — determination of mercury — method using 
atomic absorption spectrometry (AAS) with and without enrichment  
10. US 1847:2017, Standard Test Methods for Speciﬁc Gravity, Apparent, of Liquid 
Industrial Chemicals  
11. SANS 50901:1999, Chemicals used for treatment of water intended for human 
consumption — Sodium hypochlorite    
12. IS11673:1992, Sodium hypochlorite solution - specification  
9. Proposed date of adoption:  November 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  
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_3925_00_e.pdf