VOLUMETRIC FLASKS Class A Narrow Mouth, Cle

About VOLUMETRIC FLASKS Class A Narrow Mouth, Cle

• Shape: Pear-shaped with a flat bottom and narrow neck
• Material: Usually made of glass, but can also be made of plastic
• Size: Available in many sizes, from a fraction of a milliliter to hundreds of liters
• Calibration: Calibrated to contain a precise volume at a specific temperature, usually 20C
• Markings: A ring graduation mark etched on the neck of the flask indicates the volume of liquid when filled up to that point
• Stopper: Fitted with a plastic snap/screw cap or a joint to accommodate a glass or PTFE stopper

• Class A: Used for analytical chemistry work
• Class B: Suitable for most educational and qualitative work