US$ 129.99
and block and tackle
paired sides letting students compare plane and convex reflection in a single tool
supporting virology teaching
this two-gap Wheatstone bridge is the standard student apparatus for resistance comparison and verification
this deluxe optics kit covers reflection
Cylindrical Dropping Funnel with PTFE Stopcock and 29/32 Plastic Stopper, 250mL, Borosilicate Glass Glass Flasks_Volumetric Flasks and block and tackleCylindrical dropping funnel in heavy duty borosilicate glass holds 250mL with PTFE stopcock and 29 32 plastic stopper for liquid addition.
US$ 129.99
US$ 36.00
US$ 36.00
US$ 12.99
US$ 129.99
US$ 129.99
US$ 36.00
US$ 114.99
US$ 129.99