Whatman™ Grade 603G Standard Glass Microfiber Extraction Thimbles
Whatman™ Grade 603g glass microfiber extraction thimbles are made from borosilicate glass fibers with (or without an) inorganic binder. These precision extraction thimbles have excellent mechanical strength and retention. These standard, single-thickness extraction thimbles are available with a wall thickness of approximately 1mm or 1.5mm and provide excellent nominal particle retention. The high purity of the materials ensures reliable and reproducible analytical results.