Main : Filter Papers : Qualitative Analytical Filters : MN 617 we; extra soft, fast filtration, smooth 0.22mm thick, 5s filtration speed, weight 85g per meter square
Filter Papers : Qualitative Analytical Filters : MN 617 we; extra soft, fast filtration, smooth 0.22mm thick, 5s filtration speed, weight 85g per meter square
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