3pcs Iron Laboratory Support Retort Ring Set with Clamps for Chemistry Lab Apparatus, Medium and Small Size Rings for Flask and Beaker Holder in Scientific Experiments

Package List 3 x Retort Rings Characteristics - Material: Iron. -Product Info: -ring sleeve - Color: Black, silver and blue. - Size: 19.50X10.00X2.00cm/7.66X3.93X0.79 inch. - This item is made of iron for durability and acid-resistance Labs Ring. - Strong in support, iron made rings can support more than these plastic made rings Laboratory Ring. - Laboratory is used to hold laboratory glassware and other items Iron Laboratory Rings. - Commonly used for chemical reactions, filtrations, and experiments in laboratories, factories, schools, hospitals, research, and so on Iron Support Rings. - The thumbscrew in the the ring tightly to a laboratory stand Support Rings with Clamps.Goods InformationLaboratory Closed Ring Made of metal, it is used to support a variety of beakers, flasks, etc.Laboratory Support rings with clamps at the end can keep the ring tight on your stand. with Clamp Laboratory support rings are used for physics and chemistry experiments

• for laboratory--the advantage of this laboratory closed iron is acid and alkali resistance and oxidation resistance,Iron Rings
• Laboratory --these laboratory support rings are very good laboratory assistants and are very practical,Iron Support Rings
• Laboratory ring--widely used, can be used at laboratories, factories and other occasions,Laboratory Closed Ring
• with clamp--this laboratory is made of iron for durability,Support Rings with Clamps
• Labs ring--this item is made of iron for durability and acid-resistance,Iron Laboratory Rings