A precision-engineered graduated concentration tube for laboratory sample concentration and volume reduction. Manufactured from high-quality borosilicate glass for excellent thermal and chemical resistance. Key Features 

✔ Clear Graduation Marks – Enable accurate monitoring of sample volume changes during concentration. 

✔ Narrow Neck Design – Minimizes solvent loss and facilitates efficient vaporization. 

✔ Borosilicate Glass – Offers excellent thermal shock and chemical resistance, suitable for heat-assisted concentration. 

✔ Conical Bottom – Concentrates samples into a small volume for easy retrieval. 

✔ Standard Mouth – Allows secure connection with rotary evaporators and other concentration equipment.