Color: Clear; Capacity: 30mL; Inner Diameter of Bottle Mouth: 17mm / 0.67 inch; Bottle Height: 77mm / 3.03 inch; Overall Size: 27.5mm x 77mm / 1.08 x 3.03 inch (OD*H); Packing List: 12 x Reagent Containers Advantage: Screw-in design with cover gasket seals well and prevents liquid spillage. The bottle body is cylindrical and placed smoothly. The bottle is transparent and you can clearly see the remaining amount. Instruction: Twist off the cap, pour the liquid into the bottle, and close the cap at the end. Application: This glass bottle can store different liquids and semi-liquids such as water and tea, solutions of different concentrations, acid solutions, dyes, extract and mixture. It can be used as sample bottle and culture medium, suitable for laboratory and home. Note: Please store the glass material with care.