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Search results with tag "Laboratory fume hoods"
A Guide to Laboratory Fume Hoods - Esco
www.escoglobal.comBaffles keep the airflow uniform across the hood opening, thus eliminating dead spots and optimizing capture efficiency. 3. sash The sliding “door” to the hood. By using the sash to adjust the front opening, airflow across the hood can be adjusted to the point where capture of contaminants is maximized. Each hood has its optimum sash ...
Laboratory Ventilation ACH Rates Standards and Guidelines
www.aircuity.comJan 03, 2012 · Control of hazardous chemicals by dilution alone, in the absence of adequate laboratory fume hoods, is seldom effective in protecting laboratory users. It is almost always preferable to capture contaminants at the source, than attempt to displace or dilute them by room ventilation. Nevertheless, dilution or displacement may remove contaminants not