Test tubes, borosilicate glass 3.3, graduated, with stopper
Wall thickness approx. 1.2mm. With NS ground socket and PP stopper. Graduations of approx. volume and markings are in high contrast white enamel. Supplied singly.
Product Specification:
Diam.: 17mm
Height: 200mm
Capacity: 20ml
Graduation: 0.20ml
NS: 14/23
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