WIGGENS GEW4IIC / GEW4IIA Screw Top Dewar Flask, 750mL, Shinetek Instruments Research Institute (CAT#: STEM-GGAS-3203-LGZ)

The Wiggins screw-top Dewar flask is airtight and anti-evaporation. .
If using a volatile coolant, please note that the maximum pressure of the screw-top Dewar is 0.1 bar.
The screw port is GL32 or GL45, made of 3.3 borosilicate glass.
It is suitable for storing low-temperature products such as liquid nitrogen and dry ice. Wiggins screw-top Dewar flasks can also be used to freeze and store small amounts of samples in the laboratory. There is a matching cover to prevent evaporation, and the one with an observation window can be customized
GEW type is threaded port, C series: iron blue painted shell; A series: glass injection.

Internal volume mL: 750
Amm: 57
Bmm: 70
Cmm: 81
Dmm: 310
Emm: 370
Fmm: 430
Weight Kg: 1.0
Opening specification: GL45

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