صفحه ی اصلی سوالاتدسته بندی: پمپ های وکیومWhat is 500 microns in inches of mercury?
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What is 500 microns in inches of mercury?
 
 

Evacuation to 500 microns would be evacuating to an absolute pressure of approximately . 02 inch of mercury, or of standard conditions, the equivalent of a vacuum reading of 29.90 inches mercury.