Online Monitoring of PM2.5 and PM10 Using Light Scattering Principle
	
				$25,000 $15,000
			
For fully automated weighing of atmospheric particulate matter samples including 47mm sampling filter membranes, 90mm sampling filter membranes, low-concentration particulate matter sampling heads, 3# filter cartridges, and plankton culture dishes.
	
				$120,000 $70,000
			
——automatically collect pollen, spores, etc. continuously for 16 days, with a flow rate of up to 270 L/min.