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Product Image-516-0263

VWR®, Quantitative Filter Papers

Supplier: VWR Collection
Description: <B>424: </B>Filtration of lead sulphide, iron sulphide, silver sulphide, alkali carbonate, lead chromate, arsenic, antimony, cadmium and foodstuffs. Determination of sand content in dairy products. Determination of whiteness of pulp in paper mills.

Product Image-516-0316

VWR® Low Nitrogen Content Filters, Grade 521

Catalog Number: (516-0316)
Supplier: VWR Collection
Description: Low nitrogen content filters for determination of nitrogen content in steel and iron samples dissolved in acid. Filtration of fine precipitates to dissolve according Kjeldahl method.
UOM: 1 * 100 items

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Product Image-512-0630

Quantitative filter papers, hardened ashless grades, grade 540, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 540 is a high-purity, acid-treated cellulose lab filter paper. Mechanically strong Grade 540 is well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples.

Product Image-512-3613

Quantitative filter papers, ashless grades, grade 589/3, Whatman™

Supplier: Whatman products (Cytiva)
Description: Whatman Grade 589/3 ashless filter paper from Cytiva is particularly useful in capturing very fine particulate samples such as insoluble molecules in fats or oils or supporting ash free dry mass.

Certificates

Product Image-512-0625

Quantitative filter papers, ashless grades, grade 41, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air.

Product Image-512-0309

Quantitative filter papers, ashless grades, grade 40, Whatman™

Supplier: Whatman products (Cytiva)
Description: Whatman Grade 40 high-purity filters from Cytiva's business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications.

Certificates

Product Image-512-0597

Quantitative filter papers, hardened ashless grades, grade 541, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.

Product Image-512-0658

Quantitative filter papers, hardened low ash grades, grade 50, Whatman™

Supplier: Whatman products (Cytiva)
Description: These highly glazed filter papers made from high quality cotton linters support vacuum filtration in Büchner funnels or Hirsch funnels and enable strong retention of very fine crystalline precipitates.

Product Image-516-4301

Quantitative filter papers, ashless grades, grade 42, Whatman™

Supplier: Whatman products (Cytiva)
Description: These filter papers made from high quality cotton linters have the finest retention of all ashless filter paper grades. Grade 42 is designed for gravimetric analysis and sample preparation for instrumental analysis.

Product Image-516-5102

Quantitative filter papers, hardened low ash grades, grade 54, Whatman™

Supplier: Whatman products (Cytiva)
Description: Whatman Grade 54 hardened low ash quantitative filter paper for Büchner funnel and Hirsch funnel filtration enables fast vacuum suction filtration for recrystallization applications.

Product Image-WHAT9892-128

Quantitative filter papers, pyramid folded, Whatman™

Supplier: Whatman products (Cytiva)
Description: Easily fits into conical funnels.

Product Image-516-6281

Quantitative filter papers, hardened low ash grades, grade 52, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 52 is a general-purpose filter paper for quantitative analysis in Büchner funnel and other vacuum filtrations. The acid-hardened surface and low ash content enable efficient precipitate recovery.

Product Image-WHAT1703-050

Ashless filter aids, Whatman™

Catalog Number: (WHAT1703-050)
Supplier: Whatman products (Cytiva)
Description: Ashless filter aids enhance filtration speed by coagulating precipitates or suspensions to form a thick retentive ‘prefilter’ layer on top of normal filter paper.
UOM: 1 * 500 g
Product Image-512-0336

Quantitative filter papers, ashless grades, grade 44, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 44 quantitative paper is a thin version of Grade 42 ashless paper. The thinness reduces the overall ash content, making Grade 44 well suited for analyses relying on ash-free dry weight.

Product Image-512-0368

Quantitative filter papers, hardened ashless grades, grade 542, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.

Product Image-512-0398

Quantitative filter papers, ashless grades, grade 43, Whatman™

Supplier: Whatman products (Cytiva)
Description: Cytiva's Whatman Grade 43 filters support inorganic analysis and other forms of instrumental analyses. The low ash content also makes Grade 43 appropriate for gravimetric analyses requiring sample combustion.

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on +353 1 88 22222.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on +353 1 88 22222
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at eurega_services@eu.vwr.com
-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organisation. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
Product(s) marked with this symbol are discontinued - sold till end of stock. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service on +353 1 8822222.
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