The Advantec Filter Paper Quantitative No. 5A is a high-quality, ashless filter paper designed for precise quantitative analysis, making it an ideal choice for laboratory applications requiring accuracy and reliability. With a medium filtration rate, it effectively separates fine particles, ensuring consistent and reproducible results. The No. 5A filter paper has a low ash content of <0.01%, which minimizes contamination and makes it perfect for gravimetric and instrumental analyses. The 90mm diameter provides sufficient surface area for efficient filtration in various sample volumes. Trusted by professionals, this filter paper is well-suited for a wide range of applications in chemical, environmental, and analytical labs.