https://www.diatrust.cn/general_labware/242.html
Boro3.3 Boiling Flasks_General Labware_Products_DiaTrust Medical Co.,Ltd
Constructed in permanent magnets, uniformly coated with pure PTFE material, these magnetic stirring
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https://www.simsonchemtech.com/product/250-ml-angular-flask-boiling-three-neck-with-precision-ground-sockets2
250 ml Three Neck Round Bottom Flasks Boiling Three Neck with Precision Ground Sockets-Angular |...
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