The 120x210mm specimen jar is a standard laboratory glass container commonly manufactured in China for scientific preservation, museum displays, and educational use. These jars typically feature a wide mouth and a ground-glass stopper to ensure an airtight seal without needing rubber gaskets.

Product Overview

• Dimensions: 120mm diameter by 210mm height.
• Material: Usually made from heavy-walled soda-lime glass or high-quality borosilicate glass.
• Design: Features a wide mouth for easy specimen insertion and a flared base for stability.
• Closure: Comes with a ground-in glass stopper, often with a knob for easy handling.