Filter Paper

Filter paper refers to a type of paper designed for use in the process of filtration. It is commonly used in laboratories and other settings to separate solids from liquids by allowing the liquid to pass through while retaining the solid particles. Filter paper is made from cellulose fibers and is available in various grades and pore sizes to suit different filtration needs.

Qualitative filter paper is a type of laboratory filter paper designed for general-purpose filtration in qualitative analysis.

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Description
SPECIFICATIONS

Filter Paper

Introduction:

“Filter paper” refers to a type of paper designed for use in the process of filtration. It is commonly used in laboratories and other settings to separate solids from liquids by allowing the liquid to pass through while retaining the solid particles. Made from cellulose fibers and is available in various grades and pore sizes to suit different filtration needs.

Qualitative filter paper is a type of laboratory paper designed for general-purpose filtration in qualitative analysis.

Key Characteristics:

1. Particle Retention: Qualitative filter paper is designed to retain particles of various sizes, allowing the separation of solids from liquids.
2. Filtration Speed: It is generally faster than quantitative filter paper, making it suitable for routine laboratory procedures where quick separations are sufficient.
3. Pore Size: Available in different pore sizes to accommodate a range of particle sizes.
4. Thickness: Can be thicker than quantitative filter paper, providing additional support for heavier particles.

Specifications:

Qualitative Filter Paper

Flow Rate:

Fast <35s

Medium 35-70s

Slow 70-140s

Pore Size:

3-4um

7-8um

10-12um Fast <35s

Fields:

Laboratory Filtration
Pharmaceuticals
Chemical Processing
Food and Beverage
Water and Wastewater Treatment
Mining and Minerals Processing

Applications:

1. Qualitative Analysis: Used in general qualitative laboratory procedures to separate and identify substances in a sample.
2. Decanting Liquids: Ideal for separating liquid from solid particles in a solution.
3. Separation of Precipitates: Often used to collect and separate precipitates formed during chemical reactions.
4. Gravimetric Analysis: Suitable for initial separations in gravimetric analysis, where the focus is on qualitative identification rather than precise measurement.
5. Routine Filtration: Widely employed in routine laboratory tasks where the speed of filtration is more critical than precise measurements.
6. Sample Preparation: Used for sample preparation before further analysis in techniques such as chromatography or spectroscopy.
7. General Laboratory Filtration: Applicable in various laboratory procedures where the primary goal is to separate components without the need for high precision.