60 mesh/In 250 micron Polyethylene filter cloth resist acid&alkali filter mesh for Plant shade/Mariculture/Paint filter/Pharmacy
https://www.vogueparade.com/shopping/EN/3305/1/32959114744/60-meshin-250-micron-polyethylene-filter-cloth-resist-acidandalkali-filter-mesh-for-plant-shademariculturepaint-filterpharmacy//