QL Filters, Pore Size 8 - 12 µm, Diameter 42.5 mm, Circular, 100/pk, Qualitative

Product #: 50651
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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.