Supplier: VWR International

Qualitative Filter Paper is available in three standard grades.

Supplier: VWR International

Useful for very fine precipitates such as barium and lead sulfates, stannic and nickel sulfides, and calcium hydroxide.

Supplier: VWR International

Good for rapid filtrations where fine particle retention is not required.

Supplier: VWR International

Suitable for filtration of aluminum phosphate, barium carbonate, lead chromate, and more.

Supplier: VWR International

Grade 410 filter paper is useful in analytical operations involving filtration of cuprous oxide, lead sulfate, barium sulfate, manganese carbonate, and more.

Supplier: VWR International

Crepe fluted circles are ideal for gelatinous and coarse precipitates.

Supplier: VWR International

Good for coarse precipitates such as aluminum hydroxide, cobalt carbonate, mercury iodide, magnesium hydroxide, and more.

Supplier: VWR International

Use for retention of zirconium hydroxide, aluminum hydroxide, cobalt sulfide, and other coarse or gelatinous precipitates.

Supplier: VWR International

Uses include filtration of aluminum phosphate, zinc ammonium phosphate, and silver chromate.

Supplier: VWR International

Used for drugs, pharmaceuticals, liquors, tinctures, chromatography, and protein-free filtrations in the clinical laboratory.

Supplier: Cytiva

Medium fast cellulose filter paper with high wet strength. This paper has the same chemical resistance characteristics as Grade 1573.

Supplier: Cytiva

A prepleated filter used for many routine analytical applications in different industries (e.g., particle separation from food extracts or filtration of solids from digested environmental samples, e.g., for ICP/AAS analysis).

Supplier: Cytiva

Whatman Grade 589/2 filters from Cytiva are used in routine quantitative analyses, including analysis of aqueous suspension in paper, flour analysis, and sand content quantification.

Supplier: Cytiva

A standard grade filter esed in sample preparation, e.g., in the beverage industry for residual sugar determination, acidic spectra, refractometric analysis, and HPLC.

Supplier: Cytiva

Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.

Supplier: Cytiva

Cytiva's Whatman Grade 113V creped filter paper, for use with a conical filter funnel, offers fast filtration and high loading capacity for analysis involving coarse particles or gelatinous precipitates.

Supplier: Cytiva

Whatman Grade 4 Qualitative Filter Papers are a standard grade, high flow rate filter paper. They are useful in qualitative analytical separations when fast flow is required and the collection of fine particles is not critical.

Supplier: Cytiva

These white cotton linter cellulose filters are ideal for routine investigations of foreign substances in a variety of sample types.

Supplier: Cytiva

Whatman quantitative filters are designed for gravimetric analysis and the preparation of samples for instrumental analysis. They are available in three formats designed to meet your specific needs:

Supplier: Cytiva

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.

Supplier: Cytiva

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.

Supplier: Cytiva

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.

Supplier: Cytiva

A general qualitative filter with creped surface. Faster than grade 201 and retains large crystalline coarse particles. Widely used in industrial laboratories and students laboratories for routine filtration.

Supplier: Cytiva

A prepleated filter for use with a conical filter funnel, offers fast filtration and high loading capacity for analysis involving coarse particles or gelatinous precipitates.

Supplier: Cytiva

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.

Supplier: Cytiva

Whatman Grade Shark Skin filter papers are a creped filter paper that is commonly used to remove impurities in a variety of applications.

Supplier: Cytiva

Cytiva's Whatman Grade 42 quantitative papers have the finest retention of all Whatman ashless filter paper grades. Grade 42 is designed for gravimetric analysis and sample preparation for instrumental analysis.

Supplier: Cytiva

Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses.

Supplier: Cytiva

Whatman Grade 50 quantitative hardened low ash filter paper is highly glazed to enable recrystallization of very fine precipitates using Büchner funnel or Hirsch funnel filtration.

Supplier: Cytiva

Ultra high loading capacity with a particle retention well suited for use with coarse or gelatinous precipitates.