Volumetric flask, 250 ml, class A, confo

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Volumetric flask, 250 ml, class A, conformity certified, ST14/23, without stopper, Diffico brown graduation, with ground joint neck, made of borosilicate glass 3.3, All volumetric flasks are delivered with batch number and enclosed one batch certificate per packing unit of the manufacturer
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Raccordo femmina: NS 14/23
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WEEE obligation: no
WEEE obligation: no