Description
Specifications Table
Product Name – Whatman Grade 540 Pyramid Fold Filter Paper
Quantity/Pack Size – 9CM (Pack of 1000), 11CM (Pack of 1000)
Form – Pyramid Fold
Grade – 540
Application – Coarse particle filtration, fast flow rate
Product Overview
Whatman Grade 540 Pyramid Fold Filter Paper is engineered for high-performance filtration, offering exceptional wet strength and durability. Designed with a pyramid-fold structure, it ensures maximum surface area for efficient particle retention while maintaining a fast flow rate. The grade 540 specification makes it ideal for applications requiring coarse particle filtration, such as sediment or precipitate separation. Its robust construction minimizes fiber shedding, ensuring clean and reliable results. The filter paper is chemically resistant, compatible with a wide range of solvents, and maintains integrity even under demanding conditions. Whether used in qualitative or quantitative analysis, this filter paper delivers consistent performance, reducing clogging and improving workflow efficiency. The pyramid-fold design also enhances ease of use, allowing for quick insertion into funnels without compromising filtration quality. Trusted by labs worldwide, Whatman Grade 540 is a versatile choice for applications where speed and reliability are critical.
FAQs
1. What is the particle retention capacity of Whatman Grade 540 filter paper?
This filter paper is designed for coarse particle retention, typically capturing particles larger than 20-25 microns.
2. Can this filter paper be used with organic solvents?
Yes, Whatman Grade 540 is compatible with most organic solvents, though pre-wetting with the solvent may improve performance.
3. How does the pyramid-fold design improve filtration?
The pyramid-fold increases surface area, allowing for faster flow rates and higher particle loading capacity compared to flat filters.
4. Is this filter paper suitable for quantitative analysis?
While primarily used for qualitative applications, it can support quantitative work if proper pre-treatment and handling are followed.
5. What storage conditions are recommended for this filter paper?
Store in a cool, dry place away from direct sunlight and moisture to maintain its filtration properties.
