Chromatography Filter Paper, 46 x 57cm, No. 2 Glass Funnels_Dropping Funnels Wooden fulcrum-balance simple-machine model with

Wooden fulcrum-balance simple-machine model with a sliding pivot

walls revealing fluid levels behind the depth-dependent pressure jets

Class B volumetric flask in heavy-duty borosilicate glass holds 5mL with beaded rim and white graduations for small-volume volumetric measurement

Translucent LDPE wash bottle with a screw cap and rigid down-spout delivery tube

the wedge geometry producing minimal beam deviation for demonstrating small-apex thin-prism behavior

Chromatography Filter Paper, 46 x 57cm, No. 2 Glass Funnels_Dropping Funnels Wooden fulcrum-balance simple-machine model withDesigned for multi lane paper chromatography, this No. 2 filter paper sheet measures 46 x 57cm for separating pigments, dyes, amino acids, and organic compounds.