Ge Bio-Sciences Extraction Thimbles Pack 10350261 by GE Healthcare Bio-Sciences GROUP: Lab Equipment & Accessories:Specialty Products:Extraction Thimbles Item Description: Extraction Thimble, Standard Cellulose, 40mm x 85mm, Grade 603, 2.0mm Wall Thickness, 25/pk Packaging Desc: Thimble Cellulose Extract Stnd40X85Mm Grade 603 2.0Mm 25/Pack Country of Origin: CN Harmonized Tariff Code: Product Description: Known for their purity and consistent high quality. Widely used in Soxhlet extraction units, providing a safe, convenient and efficient method of solvent extraction of solids and semi-solids. Soxhlet extraction is a widely used technique for the analysis of fats or pesticides in foods and soil materials as well as in many other procedures that involve a solid-liquid extraction.