Cytiva's Whatman 603G borosilicate glass fiber thimbles with inorganic binder are flexibly designed for use in a full range of commercially available Soxhlet apparatus systems. Resistant to temperatures up to 500°C (932°F) Manufactured with walls as thin as 1–1.5 mm Standard glass Soxhlet thimble applications Analysis of hot and acidic gases, including emission control and smoke stack gas monitoring Soxhlet extraction Analysis of pesticide residues Determination of oil/fat content of foods Analysis of oil and grease in solid wastes Extraction thimbles in glass, quartz, or cellulose are available from Cytiva's business. Cytiva's standard glass Soxhlet thimble range Whatman standard glass extraction thimbles are available in a range of dimensions and wall thicknesses to suit your application: Twelve internal diameter options Twelve thimble length options