US$ 16.20
the broader apex producing larger deviation for direct comparison against the narrower wedges in the angle-series set
2" opening at the top of the funnel
8mm rod attachment and a centered 50mm aperture together hold a lens square against an optical-bench rail for repeatable refraction
lunar phases
Class B Volumetric Flask with 10/19 Polyethylene Stopper, 5mL, White Graduations, Borosilicate Glass Subcategory_Zoology Models the broader apex producing largerClass B volumetric flask in borosilicate 3. 3 glass holds 5mL with 10 19 polyethylene stopper for small volume volumetric measurement procedures.
US$ 16.20
US$ 13.50
US$ 13.50
US$ 13.50
US$ 10.80
US$ 13.50
US$ 15.10
US$ 15.10
US$ 15.10