Whatman 1005-042 Qualitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 42.5mm Diameter (Pack of 100)
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<b>[Product Information]</b><br>
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<li>4.25cm</li>
<li>Grade 5</li>
<li>Used in qualitative analytical techniques to determine and identify materials</li>
<li>Has the maximum degree of fine particle filtration (2.5µm) in the qualitative range; capable of retaining the fine precipitates encountered in chemical analysis</li>
<li>Slow flow rate; excellent clarifying filter for cloudy suspensions and for water and soil analysis</li>
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