Lab Clamp Instrument,Double Regulator Chemical Flask Clamp, Multi-Purpose Plastics And Zinc Alloys Retort Test Tube Holder,Lab Accessory Retort Prong Jaw

Feature: Made of high quality plastics and zinc alloys, better corrosion-proof effectiveness, more durable. Double regulator, convenient to adjust separation distance.Equip with plastic, hold the flask or test tube more firmly.This product is used to fix condensate tube or flask on retort stand and marble titration table.Light and easy to operate. Specification: Material: Plastics and Zinc Alloys Weight: 272g / 9.6oz Suitable: Chemistry, Biology Teaching Application: Condenser, Laboratory flask, Test tube.etc Package list: 1 * Clamp Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.