VWR® Glass Fiber Filters Grade 691/693/696

Discover the exceptional performance of the VWR® Glass Fiber Filters, designed specifically for a range of scientific applications that demand precision and reliability. These binder-free glass fiber filters provide fast flow rates and high-loading capacity, making them the ideal choice for your laboratory filtration needs.

The filters exhibit a wide thermal tolerance and ensure excellent precipitate retention, allowing for effective filtration of various samples. Available in three distinct grades, each filter is tailored to specific applications:

Filter Grades Overview

• Grade 691: Perfect for radioimmunoassay of weak beta emitters by scintillation counting. It effectively filters precipitated proteins, cells, and cell debris while being suitable for gravimetric determination of airborne particulates.
• Grade 693: Recommended for testing dissolved and suspended solids within sanitary water analysis procedures. This grade ensures accurate and reliable results for water quality assessments.
• Grade 696: Ideal for monitoring specific pollutants such as mercury in water, as well as filtering particulate components in seawater for marine chemistry research. Additionally, it's utilized in RIA procedures and for harvesting lymphocytes during incorporation trials.

Specifications