FLASKS - "clear" - "glass" - "nitrogen"

Manufactured from borosilicate glass 3.3 according to DIN and ISO standards. Featured with an 25 angle PTFE stopcock.

Thick wall, heavy base and  reinforced rim prevent breakage during washing and transportation.

Perfectly grinded NS necks with smooth interior guarantees excellent leak-proof closure

Volume graduations and inscriptions are printed with white enamel.


  
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