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"WardsSci000518"
Filters
Economy Short Stem Funnels, Hutzler
Funnels are made of durable plastic. Funnels of top inner diameter 70-108 are polypropylene and autoclavable. Funnels with top inner diameter of 127 and 165 are polyethylene and not autoclavable.
The 165 mm size has a wide stem for quick transfers.
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Glass Microfiber Filter Paper
The glass filter paper is excellent for microwave testing where temperatures get very high such as for use in a food experiment where all the moisture is microwaved out to see how much solid is left behind. Withstands temperatures to 500 °C. Size of each: 11 cm diameter.
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VWR® Quantitative Grade Filter Paper Circles
Quantitative filter papers are used for gravimetric analyses or filtrations where the precipitate is to be recovered.
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Whatman™ Student-Grade Filter Paper, Whatman products (Cytiva)
Qualitative filter paper.
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Polypropylene Short Stem Funnels, 60°, Bel-Art
The external ribbing on this funnel prevents air lock.
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Standard Grade Qualitative Filter Papers
Qualitative Filter Paper is available in three standard grades.
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Glass Wool
For filtering out fine precipitates when filter papers are unsuitable.
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Funnel Support
With iron clamp for support rods of any size to 5/8". The four holes are beveled and slotted and are spaced at 41/2" center distance.