QL filters, pore size 8 - 12 µm, diameter 70 mm, circular, 100/pk, qualitative

Kat. číslo produktu: 50653
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QL Filters are recommended for use in various environmental and wet chemistry reference methods. Extremely pure cellulose filters of nearly 100% alpha content are specially processed to yield negligible extractable levels in the determination and identification of unknown sample materials.