Ashless Qualitative Filter Paper

Ashless Qualitative Filter Paper

Qualitative filter paper is used in laboratories for filtration processes where the aim is to separate solid particles from liquids or gases. It is made from cellulose fibers, which are known for their ability to trap fine particles while allowing liquids to pass through. Unlike quantitative filter paper, which is designed for precise measurements, qualitative filter paper is often used for general filtration tasks where the level of accuracy is less critical.

Key characteristics of qualitative filter paper include:

1. Porosity: It has a medium to fine porosity, designed to remove larger particles and debris while allowing the filtered liquid to pass through relatively quickly.

2. Purity: It is free from chemical contaminants, making it suitable for applications that require an uncontaminated filtrate.

3. Strength: strong enough to resist tearing under pressure

4. Grades: Qualitative filter papers come in various grades, depending on their pore size and intended use. 

These filters are often used in tasks like separating precipitates in chemical analysis, preparing samples for microscopy, or clarifying liquids.

12.5cm, 1-3uM

15cm, 1-3uM

18cm, 1-3uM

22cm, 1-3uM

31cm, 1-3uM