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Mexican Laws in English
  NOM-021-SSA1-2021, Environmental health. Criteria for evaluating the quality of ambient air, with respect to carbon monoxide (CO). Regulated values for the concentration of carbon monoxide (CO) in ambient air, as a measure for protecting the health of the population.
 

Published in the DOF on October 29, 2021 – effective date December 28, 2021.

 

This Standard is under the oversight of the SSA = (Secretaría de Salud - Secretary of Health) Environmental Health  www.ssa.gob.mx

LAW, REGULATION, OR NOM - what is the difference?  


 

NOM-021-SSA1-2021, SALUD AMBIENTAL. CRITERIO PARA  EVALUAR LA CALIDAD DEL AIRE AMBIENTE, CON RESPECTO AL MONÓXIDO DE  CARBONO (CO). VALORES NORMADOS PARA LA CONCENTRACIÓN DE MONÓXIDO DE CARBONO (CO) EN EL AIRE AMBIENTE, COMO MEDIDA DE PROTECCIÓN  A LA SALUD DE LA POBLACIÓN NOM-021-SSA1-2021, ENVIRONMENTAL HEALTH. CRITERIA FOR EVALUATING THE QUALITY OF AMBIENT AIR, WITH RESPECT TO CARBON MONOXIDE (CO). REGULATED VALUES ​​FOR THE CONCENTRATION OF CARBON MONOXIDE (CO) IN AMBIENT AIR, AS A MEASURE FOR PROTECTING THE HEALTH OF THE POPULATION.
 
 

ÍNDICE

INDEX

0. Introducción.

0. Introduction.

1. Objetivo y campo de aplicación.

1. Objective and field of application.

2. Referencias normativas.

2. Legislative references.

3. Términos y definiciones.

3. Terms and definitions.

4. Símbolos y términos abreviados.

4. Symbols and abbreviated terms.

5. Especificaciones.

5. Specifications.

6. Métodos de prueba.

6. Test methods.

7. Concordancia con normas internacionales y mexicanas.

7. Concordance with international and Mexican standards.

8. Bibliografía.

8. Bibliography.

9. Observancia de la Norma.

9. Compliance with the Standard.

10. Vigencia.

10. Validity.

 

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