Dewar flask with weighted metal base for stability and with a full-length aluminumhousing which extends to the top rim for added protection.*Due to extra high vacuum, the Dewar flasks still have a rare possibility to explode, so working behind a safety shield in hood and always wearinggoggles are strongly recommended.
Fits Flask Sizes (mL)：250
Interior Dimensions in Depth × Diameter (mm)：75×100