Ring-Marked Graduated Glass Pipettes/Droppers – Single Mark, Rubber Bulb

Graduated pipettes are common glass measuring instruments in laboratories, usually made of soda-lime glass. A complete pipette should be marked with graduation lines, nominal capacity, type marks, standard temperature (20℃), accuracy class, trademark or manufacturer name, and other markings. Sunflower brand ring-marked graduated pipettes are made of high borosilicate glass, which has an extremely low coefficient of thermal expansion, making them sturdy, durable, and highly stable. Their graduation lines and volume values are clear, complete, and durable, complying with current standards. They are widely used in universities, colleges, and various industries, and their quality is trustworthy.