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This 50mm focal length concave lens is designed for precise laboratory applications
Designed for educational institutions and professional laboratories
Precision-crafted amber glass dropper bottles designed for laboratory applications
An essential visual aid for chemistry laboratories
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FLASK BOILING-ROUND BOTTOM 3 NECK 1000ML. 24/29, 19/26 (BOROSIL®) This 50mm focal length concaveThis 1000ml round bottom boiling flask features three necks with standard joint sizes 24 29 and 19 26, made from durable BOROSIL borosilicate glass. Designed for laboratory use, it offers excellent thermal resistance and chemical durability, making it ideal for complex reactions requiring multiple access points for condensers, thermometers, or addition funnels. Its robust construction ensures reliable performance under rigorous heating and stirring