مجموعة زجاجات إرلينمير الزجاجية - أواني زجاجية من البوروسيليكات المتدرج - معدات ومعدات الكيمياء العلمية الحجمية- تجارب العلوم المنزلية والمدرسة (250 مل - 4 عبوات)، 250 مل

【INSPIRE CURIOSITY】Whether you're teaching chemical reactions, metal reactivity, or mixing various substances; these Erlenmeyer Flasks are sure to suit your lab day needs. Choose the right size for your needs: 250mL, 300mL, in 4-packs
【CONICAL BODY, NARROW NECK】Also known as a conical flask or titration flask, these lab flasks feature a wide bases with flat bottom, tapered conical body, and cylindrical narrow neck
【FOR REAL RESEARCH & REACTIONS】In Chemistry, the slated sides and narrow neck allow the flask to be mixed with simple swirling, reducing the chance for spillage and accidents. Great for teachers, professors, and parents to supply for full classes of students and children
【BOROSILICATE GLASS】Made of quality, thick borosilicate glass materials to resist breakage. Can withstand temperatures up to 297 °F without fracturing! Features white graudation lines marked in mL. The printed volumes are approximate values
【Worry-Free Purchase】We providing worry-free refund or new replacements, so feel free to buy. If you have any questions or are not satisfied with the product after purchasing the product, please contact us, we will reply you within 24 hours to help you.