  
  
G/TBT/N/PAK/181  
10 February 2021  
(21-1096) 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:  PAKISTAN   
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:   
Pakistan Standards & Quality Control Authority  
WTO TBT National Enquiry Point  
PSQCA Complex, Gulistan -e-Johar  
Karachi, Pakistan  
Tel.: (+92) 21 99261878  
E-mail: tbt@psqca.com.pk   
Website: http://www.psqca.com.pk/  
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):  Chemical 
Admixtures for Concrete PS 4883 ICS No. 91.100.30; Concrete and concrete products 
(ICS 91.100.30)  
5. Title, number of pages and lang uage(s) of the notified document:  Chemical 
Admixtures for Concrete PS 4883 ICS No. 91.100.30 (13 page(s), in English)  
6. Description of content:  This Standard was adopted by Pakistan Standard & Quality 
Control Authority after recommendations of the Techni cal Committee for "PLAIN, 
REINFORCED & PRESTRESSED CONCRETE " (BDC–09) dated 20 -07-2017. The same had 
been approved and endorsed by the Civil Engineering National Standards Committee 
(CENSC) on 21 -12-2017.  
This Standard has been prepared after taking into c onsideration the views and 
suggestions of the manufacturers, technologists, suppliers and utilizing agencies.  
This Pakistan Standard No.4883 -2008 was prepared with the help of foreign specification 
which has been since revised / modified. Hence to keep up a par with the latest 
technology, it has been revised accordingly. In preparation of this Standard the Technical 
Committee acknowledges with thanks the assistance drawn from the standard ASTM: C -
494-2016.  
7. Objective and rationale, including the natur e of urgent problems where 
applicable:  This specification covers materials for use as chemical admixtures to be 
added to hydraulic -cement concrete mixtures in the field for the purpose or purposes 
indicated for the eight types as follows: 1.1.1 Type A—Water-reducing admixtures, 1.1.2 
Type B—Retarding admixtures, 1.1.3 Type C—Accelerating admixtures, 1.1.4 Type D—
Water -reducing and retarding admixtures, 1.1.5 Type E—Water -reducing and accelerating G/TBT/N/PAK/181  
 
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  admixtures 1.1.6 Type F—Water -reducing, high range admixtures , 1.1.7 Type G—Water -
reducing, high range, and retarding admixtures, and 1.1.8 Type S—Specific performance 
admixtures.; Protection of human health or safety  
8. Relevant documents:   
https://drive.google.com/file/d/1AylmLZnWAG20Yor0dM1ws72uFKTQp1yF/view?usp=sh
aring 
9. Proposed date of adoption:  90 days after circulation by the WTO Secretariat  
Proposed date of entry into force:  90 days after circulation by the WTO Secretariat  
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:   
Pakistan Standards & Quality Control Authority  
WTO TBT National Enquiry Point  
PSQCA Complex, Gulistan -e-Johar  
Karachi, Pakistan  
Tel.: (+92) 21 99261878  
E-mail: tbt@psqca.com.pk   
Website: http://www.psqca.com.pk/  
https://drive.google.com/file/d/1A3Xrx3gwLmqdSecIZS -
1EPlFxmR74wCv/view?usp=sharing  
 
https://drive.google.com/file/d/1mM4kzRb1c0_7zrvheuFZxRUkc4SDMxMm/view?usp=s
haring  
 