. /.  WORLD TRADE  
ORGANIZATION  G/TBT/N/SLV/73 
1 July 2005 
 (05-2851) 
Committee on Technical Barriers to Trade Original:   Spanish 
  
 
NOTIFICATION 
 
The following notification is being circ ulated in accordance with Article 10.6. 
 
1. Member notifying:   EL SALVADOR
 
If applicable, name of local government involved (Articles 3.2 and 7.2):         
2. Agency responsible:   Consejo Nacional de Ciencia y Tecnología  (National Science and 
Technology Council) - CONACYT 
Name and address (including telephone and fax numbers, e-mail and web-site 
addresses, if available) of  agency or authority designated to handle comments 
regarding the notification shall be  indicated if different from above:   
Ministerio de Economía  (Ministry of the Economy) 
Dirección de Administración de Tratados Comerciales  (Directorate of Trade Treaty 
Administration) Alameda Juan Pablo II y Calle Guadalupe 
Plan Maestro, San Salvador 
Tel.: (+503) 231-5788 Fax:  (+503) 231-5789 
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):   Valves for portable 
liquefied petroleum gas (LPG) containers (HS tariff heading 8481;  International 
Classification for Standards (ICS) code 23.060.40) 
5. Title, number of pages and language(s) of the notified document:   NSO  RTCA 
23.01.27:05:  Recipientes a Presión.  Cilindros  Portátiles para Contener GLP.  Válvula de 
Acoplamiento Roscado (Tipo POL).  Especificaciones   (Salvadoran Mandatory Standard 
(NSO) / Central American Technical Regul ation (RTCA) No. 23.01.27:05:  Pressure 
vessels.  Portable liquefied petroleum g as (LPG) cylinders.  Threaded (POL-type) 
connection valves.  Specifications)  (20 pages, in Spanish). 
6. Description of content:   This Technical Standard establishes the minimum specifications 
and test methods for threaded (POL-type) c onnection valves used for the filling of and 
release of gas from portable liquefied petroleum gas (LPG) containers circulating in countries of the Central American region. 
7. Objective and rationale, including the nature of urgent problems where applicable:    
 Protection of human life and health and environmental protection. G/TBT/N/SLV/73 
Page 2  
 
 8. Relevant documents:   Mexican Official Standard NOM-016-SEDG-2003:  Válvula 
Utilizada en Recipientes Portátiles para Contener Gas Licuado de Petróleo - 
Especificaciones y Métodos de Prueba   (Valves used in portable liquefied petroleum gas 
(LPG) containers - Specifications and test methods); 
Colombian Technical Standard NTC 1091.1997-10-22:  Válvulas para Recipientes 
Portátiles para Gases Licuados del Petróleo  hasta 109 Litros de Capacidad de Agua  
(Valves for portable liquefied petroleum gas (L PG) containers with a water capacity of up 
to 109 litres); 
American Society for Testing and Materials (ASTM) Standard ASTM A-313:  Standard 
Specification for Stainless Steel Spring Wire ; 
International Electrotechnical Commission (IEC) Standard IEC 410-1973:  Sampling Plans 
and Procedures for Inspection by Attributes ; 
International Organization for Standardi zation (ISO) Standard ISO 2859-0:1995:  Sampling 
Procedures for Inspection by Attributes - Pa rt 0: Introduction to the ISO 2859 Attribute 
Sampling System ;  
ISO 2859-1:1989:  Sampling Procedures for Inspection by Attributes - Part 1: Sampling 
Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-Lot Inspection . 
9. Proposed date of adoption: 
Proposed date of entry into force:   }Upon publication in the Official Journal 
Six months as from the date of adoption 
10. Final date for comments:   60 days as from the date of notification 
11. Texts available from:  National enquiry point [  X ], 
Ministerio de Economía 
Dirección de Administración de Tratados Comerciales Alameda Juan Pablo II y Calle Guadalupe Plan Maestro, San Salv ador, El Salvador 
Tel.: (+503) 231-5788 
Fax: (+503) 231-5789 
E-mail: ezelada@minec.gob.sv 
or address, telephone and fax numbers, e-ma il and web-site addresses, if available of 
the other body:  
Consejo Nacional de Ciencia y Tecnología (CONACYT) 
Colonia Médica, Avenida Dr. Emilio Alvarez 
Pasaje Dr. Guillermo Rodríguez Pacas, No. 51 San Salvador, El Salvador Tel.: (+503) 226-2800 Fax: (+503) 225-6255 
Web site: www.conacyt.gob.sv