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Help
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
Los habitantes de la Ciudad de Hermosillo han manifestado desde hace aos su inquietud respecto del aire que se respira, principalmente por la visible capa de polvo que cubre gran parte de la ciudad durante las maanas y muy marcadamente durante los perodos de invierno. Esta situacin ha podido ser llevada a trminos de mala calidad del aire al identificarse que un nmero considerable de das se rebasa el mximo permisible de partculas establecido por la normatividad mexicana. En el presente trabajo se determina la calidad del aire en tres puntos de la Ciudad de Hermosillo, Sonora, Mxico, incluyndose la determinacin de las concentraciones de partculas suspendidas totales (PST) y de los metales plomo, cadmio, nquel, cobre y cromo en el aire ambiente, comparndose dichas concentraciones con criterios o mximos permisibles; se realizan tambin anlisis estadsticos comparativos del comportamiento espacial y temporal, el trabajo incluy un perodo anual. Adicionalmente se analiz la correspondencia entre la variacin de la concentracin de cada elemento estudiado y algunos parmetros climticos como la temperatura ambiente, presin, humedad y condiciones de viento.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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⚠️ California Proposition 65 Warning: Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
