OUNONA 5pcs Erlenmeyer Borosilicate Glass Flasks Thick-Walled Narrow-Mouth Conical Lab Flask for Chemistry Experiments

Package List 5 x glass flasks Characteristics - Color: Transparent mouth. - Capacity: 50ml, 150ml, 250ml, 500ml, 1000ml flasks. - Material: Glass Experimental Flask. - Size: 18.30X10.50X10.50cm/7.19X4.13X4.13inch reusable. - Designed with standard graduations, flat bottom, and extra-large marking area sunscreen. - Widely used for education, chemistry, research, or life science narrow mouth erlenmeyer. - High and , practical tool in your laboratory Erlenmeyer Flask. - Well made of borosilicate glass with minimal thermal expansion, giving relatively high resistance to changes narrow. - Heavy duty glass uniform wall thickness distribution, and practical Conical Flask.Goods Informationflask Standard capacity: clear scale, easier to identify for accurate .narrow mouth erlenmeyer flask Made of high borosilicate glass material, , safe and odorless.Conical Erlenmeyer Flask More convenient to use for students in school laboratory when doing experiments in chemistry class.Thickened Flask No bubbles, no burrs, smooth and rounded

• Narrow-mouth flask: suitable for beginners or professional use, also the students, convenient classroom glass conical flasks,glass flask
• Conical flask: more convenient to use for students in school laboratory when doing experiments in chemistry class,filtering flask
• Experiment accessory: heavy duty glass uniform wall thickness distribution, and practical,graduated flasks
• Narrow-mouth glass flask: designed with standard graduations, flat bottom, and extra-large marking area,flat bottom flask
• Scientific flask: high temperature and , practical tool in your laboratory,narrow mouth erlenmeyer flask