Pack of 12 Glass Stirring Rods from Frey Scientific are made of soft flint glass with both ends fire-polished and rounded. Each rod measures 6 inches (15-1/4 centimeters) in length and 5 millimeters (approximately 1/5 inch or 1/2 centimeter) in diameter.
Features
- Glass stirring rods provide safe and easy to way mix or break up chemicals, liquids, and more for laboratory purposes
- Both ends of each stirring rod are round and fire-polished for easy blending needs inside a flask or other labware
- Glass rods can also be used to induce crystallization in a recrystallization procedure by scratching the inside surface of test tube or beaker
- Sturdy yet soft flint glass construction is safe and approved for chemical needs
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