Filter Papers, 4.5cm, 61 x 61cm
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We offer a complete range of Whatman cellulose filter papers, glass and quartz fiber filters, quantitative filters and membrane filters.
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Whatman Grade 91 Qualitative Filter Paper Wet-Strengthened, 61 x 61 cm Sheet, 500 Pack, 1091-935Regular Price $1,237.00 Price $1,094.00
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Whatman Grade QM-A Quartz Air Sampling Filter, 45 mm Circle, 100 Pack, 1851-045Regular Price $238.00 Price $188.50