Procurou por: Papel de filtro quantitativo

Fornecedor: Whatman products (Cytiva)

Descrição: 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.

Fornecedor: Whatman products (Cytiva)

Descrição: 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.

Fornecedor: Whatman products (Cytiva)

Descrição: Easily fits into conical funnels.

Fornecedor: Ahlstrom-Munksjö

Descrição: 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.

Fornecedor: Sartorius

Descrição: Estes papéis de filtro são feitos de pasta de papel refinada e de linters com um teor de alfa-celulose superior a 98%. Estão cobertos por uma garantia que assegura estarem isentos de quaisquer ácidos residuais, e o seu teor de cinzas é extremamente reduzido. Em resultado disso, estes filtros estão praticamente isentos de cinzas. Todos os papéis de filtro sem cinzas Sartorius se caracterizam por uma elevada resistência no estado húmido e por uma pureza elevada, pelo que estão particularmente indicados para análises quantitativas, funis de Büchner e filtração sob pressão ou a vácuo.

Certificados

Fornecedor: Ahlstrom-Munksjö

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

Fornecedor: Ahlstrom-Munksjö

Descrição: 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.

Fornecedor: GERBER FUNKE

Descrição: Papel de filtro quantitativo, 28 mm

Fornecedor: Bel-Art Products, a Part of SP

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