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GN Metricel* Membrane Disc Filters, Pall* Life Sciences $67.91 The GN-6 membrane is certified for the microbiological analysis of potable, waste, process, and natural waters in accordance with the Membrane Filter

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Grade 934-AH Glass Microfiber Filters, Whatman* $22.49 $19.39 Standard for suspended solids in water analysis. It has been used for harvesting lymphocytes during incorporation trials and for mixed lymphocyte cult

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Glass Fiber Filters, Type A/E, Pall* Life Sciences $112.66 Ideal for gravimetric analysis of air pollutants and as prefilters for use upstream of membrane filters. Standard filter for dissolved and suspende

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Acrodisc* Syringe Filters, 25mm, Pall* Life Sciences $615.74 $556.00 These syringe filters offer a choice of filter media: hydrophobic PTFE membrane for exceptional chemical and temperature compatibility; hydrophilic ny

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Grade No. 4 Filter Paper, Whatman* $7.47 For rapid filtering with excellent retention of coarse particles and gelatinous precipitates. Good rapid filter for routine cleanup of biological flui

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Grade No. 2 Filter Paper, Whatman* $9.66 Somewhat more retentive, slower and more absorbent than Grade No.1. For general-purpose lab applications, monitoring specific contaminants in the atmo

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Sharkskin* General-Purpose Filter Paper, Whatman* $33.62 $31.77 A creped wood pulp paper. This thin, hardened, high wet-strength paper is resistant to weak acids and alkalis; recommended for general and high-volume

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Grade No. 1 Filter Paper, Whatman* $7.45 For a wide range of laboratory applications; also clarifying liquids, gas filtration, air pollution analysis and soil analysis.

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Minispike Acrodisc* Syringe Filters, Pall* Life Sciences $648.43 These 13mm syringe filters are ideal for HPLC, IC (ion chromatography), and other analytical sample preparations. Small minispike outlet prevents R

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Acrodisc* Sterile Syringe Filters with Supor* Membrane, Pall* Life Sciences $115.20 $101.69 Ideal for cell culture and biological research. Patented Supor polyethersulfone membrane provides high throughput and fast flow rate. Female Luer-Lok*

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