On April 22, the customer brought a portable filter material tester to conduct random sampling test on the nanofiltration membrane produced by Qingzi Nano. The test results of the double-layer nanofiber cloth are: PFE(0.3m) 85L/min filtration efficiency is 98.3807%, 98.7616%. The customer was satisfied with the result and immediately placed orders for 10 sets of equipment.
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66 Available Coupons