Default Category, Whatman, 20-25um, 70mm
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Whatman Grade 4 Qualitative Filter Paper, Standard, 70 mm Circle, 100 Pack, 1004-070Regular Price $15.00 Price $13.27
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Whatman Grade 41 Fast Ashless Filter Paper, 70 mm Circle 100 Pack, 1441-070Regular Price $38.87 Price $34.37
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Whatman 1541-070, Grade 541 Ashless Fast Filter Paper, 70 mm circles (100 pcs)Regular Price $42.33 Price $37.44