. /.   WORLD TRADE  
ORGANIZATION  G/TBT/N/TTO/72 
23 June 2009  
 (09-3072) 
Committee on Technical Barriers to Trade Original:   English 
  
 
NOTIFICATION 
 
The following notification is being circ ulated in accordance with Article 10.6 
 
1. Member to Agreement notifying:  TRINIDAD AND TOBAGO
  
If applicable, name of local governme nt involved (Article 3.2 and 7.2):     
2. Agency responsible:  Trinidad and Tobago 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):  Detergent – Synthetic 
Laundry Detergent Powder. (ICS: 71-100.40) 
5. Title, number of pages and langu age(s) of the notified document:  Detergent – Synthetic 
Laundry Detergent Powder  – Sp ecification (1st Revision) (26 pages, in English).  
6. Description of content:   
This national standard provides the specific ation for synthetic laundry detergent powder, 
herein referred to as detergent. It specifie s the chemical and physical requirements identifying 
maximum and minimum permissible limits of ke y parameters. It also covers essential 
ingredients, test methods an d requirements for packaging,  labelling and sampling.  
This national standard is applicable to synthe tic laundry detergent powder intended primarily 
for washing household textile products using conventional washing machines, or by manual 
means.  
This national standard does not ap ply to liquid laundry detergent.  
This national standard does not  include methods for measuring the performance of synthetic 
laundry detergent powder. 
7. Objective and rationale, including the na ture of urgent problems where applicable:  
Compulsory status has been recommended in or der to protect the consumer or user against 
danger to health or sa fety by ensuring a produc t of acceptable quality.  G/TBT/N/TTO/72 
Page 2  
 
  8. Relevant documents:    
ASTM International 
ASTM D 502-89 (Reapproved 2003), Standard test  method for particle size of soaps and 
other detergents ASTM D 2667-89 (Reapproved 2008), Standard test method for biodegradability of 
alkylbenzene sulphonates 
British Standards Institution 
BS 1647: Part 1: 1984, pH Measurement – Part 1. Specification for pH scale 
BS 1647: Part 2: 1984, pH Measurement – Part 2.  Specification for refe rence value standard 
solutions and operational reference standard solutions  
BS 3145: 1978, Specification for laboratory pH meters 
BS 3762: Section 3.15: 1985, Analysis of formul ated detergents – Part  3. Quantitative test 
methods – Section 3.15 Method for estimati on of carboxymethylcellulose content 
BS 3762: Section 3.7: 1986, Analysis of formulat ed detergents – Part 3. Quantitative test 
methods – Section 3.7 Method for determin ation of total non-ionic matter content 
International Organization for Standardization 
ISO 2271: 1989, Surface active agents – Detergen ts – Determination of anionic-active matter 
by manual or mechanical direct  two-phase titration procedure 
ISO 2871-1: 1988, Surface active agents – Dete rgents – Determinati on of cationic-active 
matter content – Part 1 – High-mo lecular-mass cationic-active matter 
ISO 2871-2: 1990, Surface active agents – Dete rgents – Determinati on of cationic-active 
matter content – Part 2: Cationi c-active matter of low molecu lar mass (between 200 and 500) 
ISO 4313: 1976, Washing powders – Determina tion of total phosphorous(V) oxide content - 
Quinoline phosphomolybdate gravimetric method ISO 8215: 1985, Surface active agents – Washi ng powders – Determina tion of total silica – 
Gravimetric method 
Trinidad and Tobago Bureau of Standards 
TTS 76: Part 15, Requirements for labelling – Labelling of general household and automotive 
cleaning chemicals.   
9. Proposed date of adoption:   
Proposed date of entry into force:   }On a date to be notified by the Minister to 
whom responsibility for trade and industry is assigned, in a Notice to be published in the Trinidad and Tobago Gaze tte as required by the 
Standards Act. 
10. Final date for comments:  6 August 2009 
11. Text available from: National enquiry po int [ X], or address, telephone and fax 
numbers, e-mail and web-site addres ses, if available of the other body:    
Trinidad and Tobago Bureau of Standards 
1-2 Century Drive, Trincity I ndustrial Estate, Macoya, Tunapuna 
Trinidad and Tobago                                                    Email Address:  ttbs@ttbs.org.tt Website Address:  http://www.ttbs.org.tt/