Hľadali ste: Papír kvantitativní filtrační

Dodávateľ: Whatman products (Cytiva)

Opis: Whatman Grade 54 hardened low ash quantitative filter paper for Büchner funnel and Hirsch funnel filtration enables fast vacuum suction filtration for recrystallization applications.

Dodávateľ: Whatman products (Cytiva)

Opis: 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.

Dodávateľ: Whatman products (Cytiva)

Opis: 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.

Dodávateľ: Ahlstrom-Munksjö

Opis: Ahlstrom-Munksjö manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, deionised water and are further treated with dilute acid to remove any remaining organic and inorganic impurities. All quantitative grades are manufactured in a strictly controlled environment that ensures high uniformity and high purity from filter to filter.

Dodávateľ: Sartorius

Opis: These filter papers are made of 100% cotton linters. They are guaranteed to be free of any residual acids and they have an extremely low percentage of ash content. As a result, these filters are virtually ash-free. All Sartorius ashless filter papers are characterised by high wet strength and high purity and are therefore especially suitable for quantitative analysis, Büchner funnels, pressure or vacuum filtration.

Certifikáty

Dodávateľ: Ahlstrom-Munksjö

Opis: These quantitative ashless hardened filter papers are recommended for use where a high purity is required for quantitative analysis.

Dodávateľ: Ahlstrom-Munksjö

Opis: Ahlstrom-Munksjö vyrábí řadu vysoce čistých filtračních papírů promývaných kyselinou určených pro analytické a gravimetrické analýzy. Papíry jsou vyrobeny z vysoce kvalitního bavlněného lintru s použitím ultračisté deionizované vody a dále jsou upraveny zředěnou kyselinou, která odstraní jakékoliv zbytky organických a anorganických nečistot. Všechny filtry pro kvantitativní analýzu jsou vyrobeny v přísně kontrolovaném prostředí a tím je zaručena vysoká čistota a jednotnost.

Dodávateľ: GERBER FUNKE

Opis: Filter paper, quantitative, 28 mm

Dodávateľ: Bel-Art Products, a Part of SP

Opis: These heavy bond grade filter paper discs are custom-sized to fit table-top Buchner funnels and have a thickness of 0,30 mm.

Dodávateľ: MACHEREY-NAGEL

Opis: These quantitative filter papers are made from refined pulp and linters. They are purified in a highly developed clean-up process to remove organic and inorganic impurities. This ensures a low ash content of <0,01 %. They are consistent performance and give safe results in gravimetric analyses.

Dodávateľ: MACHEREY-NAGEL

Opis: These wet strengthened hard smooth filter papers are made of refined pulp and linters and have a low ash content. They are often used for quantitative routine procedures and for analytical gravimetric applications.

Dodávateľ: Ahlstrom Munksjö

Opis: These ashless papers are manufactured with 100% cotton linters. They are being washed with acid and cleaned with demineralised water to maintain its purity for quantitative analysis.