US$ 217.50
sodium benzoate
Six-piece polypropylene beaker set spans 50mL to 2000mL for complete classroom and lab volumetric workflows without glass breakage risk
letting students snap cord directly into place for faster classroom setup and teardown
75 inch inner
Hardwood 25-slot slide storage box safely holds standard microscope slides for small-collection organization and lab bench storage
Adjustable V-Arm Lens Holder for up to 75mm Lens prop65 sodium benzoateHinged V section arms grip lenses and mirrors up to 75mm in diameter, expanding and closing to suit different optical component sizes on a single bench mounted holder.
US$ 217.50
US$ 142.50
US$ 16.50
US$ 199.50