Product#: TG-4540 Availability: This item normally ships within 1 - 2 business days. Description: Modified Soxhlet extractor permits the extraction at the boiling point of the solvent. Inner tube has six large openings for solvent vapor. A paper or fritted glass extraction thimble may be used, (not included). See item TG-4550. All sizes have 24/40 lower inner joint, unless otherwise requested.