DEWAR FLASK (Narrow mouth cylinder type)

DEWAR FLASK (Narrow mouth cylinder type)

Description : 

Feature
● It is suitable for a small sample cooling. 
● I have Blue Coat in an aluminum barrel. 
● You can use on the stirrer. 
● G9C, G12C, G16C is with grip. 

Specification
● Material: borosilicate glass 
● liquid nitrogen use Allowed