. /.  WORLD TRADE  
ORGANIZATION  G/TBT/N/SLV/72 
1 July 2005 
 
 (05-2850) 
Committee on Technical Barriers to Trade Original:   Spanish 
  
 
NOTIFICATION 
 
The following notification is being circ ulated in accordance with Article 10.6. 
 
1. Member to Agreement notifying:   EL SALVADOR
 
If applicable, name of local government involved (Articles 3.2 and 7.2):         
2. Agency responsible:   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:  
Ministry of the Economy 
Directorate of Trade Treaty Administration (DATCO) 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):  Pressure Vessels.  
Portable Liquefied Petroleum Gas Cylinders (HS 73.11 and 76.13;  ICS: 23.020.30) 
5. Title, number of pages and language(s) of the notified document:   NSO RTCA 
23.01.29:05 :  Recipientes a Presión . Cilindros Portátiles para Contener GLP.  
Especificaciones de Fabricación (Salvadoran Mandatory Standa rd (NSO)/Central American 
Technical Regulation (RTCA) No. 23.01.29:05:  Pressure Vessels.  Portable Liquefied Petroleum Gas Cylinders.  Manufacturing Specifications) (32 pages, in Spanish). 
6. Description of content:   This Regulation lays down the design and manufacturing 
specifications and test methods for portable liquefied petroleum gas cylinders. 
 The regulation applies to portable cylinders with a capacity to hold between 4.5 kg 
(10 lb) and 45.4 kg (100 lb) of commercial propane, commercial butane or mixtures thereof, 
which are manufactured with a design pressure of 1,655 kPa (240 psi) and which are used for the storage and transport of liquefied  petroleum gas for domestic, industrial and 
commercial consumption. 
 It does not apply to steel cylinders designed for storing liquefied petroleum gas used 
as motor vehicle fuel, disposable liquefied petroleum gas canisters or portable liquefied 
petroleum gas cylinders already in use, which are subject to other regulations. G/TBT/N/SLV/72 
Page 2  
 
 7. Objective and rationale, including the nature of urgent problems where applicable:  
 Protection of health and human life;  environmental protection. 
8. Relevant documents: 
 Code of Federal Regulations 49 CFR 178, 2003:  Transportation, Subchapter A – 
Hazardous Materials and Oil Transportation, Part 178 :  Specification for Packagings , 
US Department of Transportation (DOT). 
 Compressed Gas Association (CGA) Standard CGA C3-1994:  Standards for 
Welding on Thin-Walled, Steel Cylinders. 
 International Electrotechnical Commission (IEC) Standard IEC 410-1973:  
Sampling Plans and Procedures for Inspection by Attributes . 
 International Organization for Standard ization (ISO) Standard ISO 2859-0-1995:  
Sampling Procedures for Inspection by Attri butes - Part 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 Acceptable Qua lity Level (AQL) for Lot-by-Lot Inspection . 
9. Proposed date of adoption: 
 
Proposed date of entry into force:  Date of publication in the Diario Oficial  (Official 
Journal)  
Six months from the date of adoption. 
10. Final date for comments:   60 days from the date of notification. 
11. Texts available from:  National enquiry point [  X ], 
Ministerio de Economía 
Dirección de Administración de Tratados Comerciales (DATCO) Alameda Juan Pablo II y Calle Guadalupe, Plan Maestro 
San Salvador 
El Salvador  Tel.: (+503) 231 5788 Fax: (+503) 231 5789 
E-mail: ezelada@minec.gob.sv  
or address, telephone and fax numbers, e-mail and web-site addresses, if available, of 
the other body: 
Consejo Nacional de Ciencia y Tecnología (CONACYT) 
Colonia Médica 
Avenida Dr Emilio Álvarez 
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