Laboratory bottles, DURAN®, with retrace code, without screw cap ISO 4796-1 compliant. Thread acc. to DIN 168-1 and approximate graduations. The ring mark on the shoulder of the 100ml to the 2000ml bottles makes the filling height of the nominal capacity visible. chromatography GL45 square bottles duran-Analytical Testing Vials
Capacity Purification Reagent Bottle Liquid Chromatography DURAN
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