Extraction apparatus,soxhlet with coiled condenser and ground glass joints

1.Conical flask is a conical container with flat bottom,and the scale is roughly estimated.
2.The container can be heated in water bath or electric furnace.
3.Conical flask is generally used in titration experiments.

Iodine flask with ground-in glass stopper, and adds a sink; Used for iodine analysis, capping plug with water bottle mouth; Generally, it is a conical bottle specially used in iodimetry determination, and can also be used as a reaction container for other volatile substances.