Best Quantitative Filter Paper of 2025

The StonyLab Filter Paper is designed with a 94mm diameter, making it ideal for various filtration tasks. Its coarse cellulose material effectively removes particles larger than 20 microns, ensuring clean results for your experiments. You will benefit from a filtration speed of 35 to 70 seconds, allowing for efficient processing without unnecessary delays. Additionally, the low ash content of ≤0.01% means you can trust that the filter will not introduce contaminants into your samples.

The StonyLab Filter Paper Circles are designed for efficient filtration, with a diameter of 74 mm and a particle retention of over 25 µm. This cellulose filter paper allows you to filter substances quickly, taking less than 35 seconds, which is ideal for time-sensitive experiments. With an ash content of only 0.01%, you can trust that your results will remain accurate and uncontaminated. Additionally, these filter circles are compatible with StonyLab Buchner Filtering Funnels, providing you with convenience and ease of use in your laboratory tasks.

The Whatman Filter Paper Circles are designed for a variety of laboratory applications, making them an essential tool for your tasks. With a diameter of 42.5 mm and a flow rate of 10.5 seconds per 100 mL, these Grade 1 circles are perfect for clarifying liquids, ensuring you achieve accurate and reliable results. Their versatility extends to the food industry, agriculture, and even air pollution monitoring, catering to diverse needs. Additionally, they are widely used in educational settings, aiding in the teaching of qualitative analytical separations.

The Labasics Filter Paper Circles are designed with a diameter of 110 mm, making them ideal for various filtration tasks. Their coarse cellulose composition effectively removes particles ranging from 15 to 20 microns, ensuring cleaner results. You will appreciate the quick filtration speed of 35 to 70 seconds, which saves you valuable time. Additionally, with an ash content of 0.01% or less, you can trust the purity of your filtrate, enhancing the reliability of your experiments.

The StonyLab Filter Paper is designed for effective filtration with a diameter of 56 mm. It removes particles larger than 10 microns, ensuring your samples remain pure and free from contaminants. With a filtration speed of 70 to 140 seconds, you can quickly process your liquids without unnecessary delays. The ash content is minimal, at just 0.01%, which means you can trust its reliability in quantitative analysis. These filter paper circles are also compatible with StonyLab's Buchner Filtering Funnel for added convenience.

The Whatman Filter Paper Circles are versatile 55mm circles designed for a range of laboratory applications. With a flow rate of 10.5 seconds per 100mL per square inch, they are ideal for clarifying liquids, making your tasks easier. These Grade 1 filter papers are commonly used in the food industry and agriculture, ensuring safety and quality in your processes. Additionally, they are excellent for educational purposes, allowing you to teach and understand simple qualitative analytical separations effectively.

The Whatman Filter Paper Circles are designed for a variety of laboratory applications, making them a versatile choice for your needs. With a diameter of 25mm, these Grade 1 circles are ideal for clarifying liquids, ensuring you achieve pure and clear results. Their utility extends to the food industry, agriculture, and even air pollution monitoring, helping you maintain quality and compliance. Additionally, they are frequently used in educational settings, aiding in the teaching of simple qualitative analytical separations, enhancing your learning experience.

The Camlab Grade 601 Filter Paper is designed for medium filtering speed, taking just 88 seconds for filtration. With a particle retention capacity of 5-13 µm, it effectively clarifies liquids and aids in quantitative analytical separations. This makes it an excellent choice for laboratory use, ensuring precise results. Additionally, its thickness of 0.16mm and weight of 73g/m2 provide durability, allowing you to handle various applications with ease.

The Whatman Filter Paper Circles are made from high-quality cotton fibres in controlled dust environments, ensuring a clean filtration process. With a high purity level, these filters are ideal for a variety of critical applications, providing you with reliable results every time. The ash content is a mere 0.007 percent, which means you can trust that your samples remain uncontaminated. This makes them a perfect choice for anyone needing accurate and dependable filtration in their work.

The Hahnemühle 595 Filter Paper is an essential laboratory supply for precise analyses. With a high purity level and minimal ash content, it ensures accurate results when determining substances. The medium flow rate, coupled with a pore size of 4-7 μm, makes it ideal for capturing medium to fine crystalline precipitates effortlessly. Made from super-refined cotton linters and α-cellulose, this filter paper offers excellent absorbency and increased wet strength, enhancing your sample preparation for sensitive detection methods.