Meets FDA/WHO antibiotic-assay control disc standards. Whatman™ Grade 740E Filter Discs are thick, highly absorbent paper discs made of high-purity cotton linter for use in antibiotic-assay procedures.

Pleated to save time and achieve optimal fit in conical filter funnels. Whatman™ Qualitative Filter Paper: Grade 595 ½ Pleated Circles provide extra surface area to increase total loading capacity.

Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing.

Suitable for qualitative analyses that require low ash content

A filter paper used in analytical works in laboratories with medium filtration velocity.

Separates particles from food extracts and solids from digested environmental samples. Whatman™ Grade 595 Qualitative Filter Circles are designed for medium-fast, with medium to fine particulate retention.

These filter papers are especially suitable for qualitative analyses that require a low ash content.

Filters fine particulates.

For fast filtering of particulates.

Used in schools and as bench protective paper. Fisherbrand™ Grade 600 Cellulose General Purpose Filter Paper is economical.

Fisherbrand™ Grade 115 Cellulose Very Slowly Filtering Qualitative Filter Paper are made of cellulose fibers.

Used for fine precipitates such as magnesium ammonium phosphate and calcium oxalate.

Used for fine precipitates such as lead dioxide, calcium fluoride.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

A general purpose filter paper used for all general works in the laboratory for excellent and consistent filtration.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

Used in analytical works in laboratories. Fisherbrand™ Grade 601 Cellulose General Purpose Filter Paper has medium filtration velocity.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

Suitable for all works in laboratories. Fisherbrand™ 602 Medium Filtering Special Filter Paper is used in filtration of various products, pharmaceutical wrapping (pills, powders, dressing bandages and tablets).

Filters metal particulates.

Used in schools and as bench protective paper. Fisherbrand™ Grade 600 Cellulose General Purpose Filter Paper is economical.

Very fast filtration velocity. Fisherbrand™ Grade 122 Cellulose General Purpose Filter Paper is used for all general works in laboratories.

Sartorius Stedim Biotech™ Grade 601/N Creped Papers for Qualitative and Technical Analyses, Discs are suitable for analytical and technical purposes and feature a medium fast flow rate due to their structure.

Use as a gravimetric filter during analysis of metals in acidic or alkaline solutions and in the collection of hydroxides. Whatman™ Quantitative Filter Paper: Grade 540 Circles acid-treated surface prevents tearing during filtration and allows the user to scrape precipitates from the paper.

Dense filter paper forr collecting and removing fine precipitates

Used for analytical and technical purposes.

Very pure filter paper made of cotton linters only and suitable for analytical sample preparation.

Filter boards for the filtration and absorption of liquids.

Contains very low ash content appropriate for gravimetric analyses requiring sample combustion. Whatman™ Grade 43 Quantitative Filter Paper can be ashed during gravimetric analysis without contributing substantially to the measured weight.

This paper grade is generally used for analytical and technical purposes. It has a fast flow rate due to its structure.