US$ 24.80
Ideal for educational and DIY projects
bending visibly as heat applies different expansion rates to each bonded metal layer in thermal-expansion studies
Hexagonal hollow stopper in heavy-duty borosilicate glass features 14/23 cone with flat end for sealing ground joint vessels and apparatus
Pack of 12 narrow-neck Erlenmeyer flasks in borosilicate glass holds 150mL with white graduations for chemistry and laboratory procedures
Tandem double plastic pulley pairing 38mm and 50mm low-friction wheels on an open-sided steel frame
Reagent Grade Manganese (II) Chloride Tetrahydrate, 100g Microscope Head_Trinocular Ideal for educational and DIYHundred gram bottle of reagent grade manganese (II) chloride tetrahydrate, the pink crystalline divalent manganese salt used in catalyst prep and qualitative analysis cation identification.
US$ 24.80
US$ 132.88
US$ 314.00