Feature: 1. Easy Dropping: Comes with a rubber top dropper, this drop bottle enables easy counting of the material for higher accuracy. 2. Good Material: Adopting high quality amber glass material, effectively preventing the effects of UV rays for preservation. 3. 30ml Capacity: Designed to have 30ml large capacity, the dropper bottle ensures better chemical storage, safe and reliable. 4. Practical Use: Can be applied to the storage of chemical, pharmaceutical and other products in laboratory, classroom, etc. 5. 10Pcs in Pack: There are 10pcs dropping bottle in the set, and the quantity will surely satisfy your various working needs. Specification: Item Type: Dropper Bottle Material: Amber Glass Application: For the storage of chemical laboratory chemicals, pharmaceuticals and other products. Capacity: 30mL. Package List: 10 x Dropper Bottle10 x Dropper Note: 1. The dropper on the bottle is used in conjunction with the dropper bottle.2. Do not rinse the dropper on the bottle with water.3. Do not store strong alkalis for a long time since it's glass stopper, and do not place strong oxidants for a long time.4. The remaining medicines that are took cannot be returned.5. The dropper should not be placed upside down or horizontally, so as to avoid reagent corrosion to the dropper.6. When dripping, the dropper cannot be put into the container, so as not to contaminate the dropper and damage the container.