US$ 193.00
Combined hand vacuum pump and 25cm acrylic bell jar assembly with matched rubber seal
preventing roll and supporting the base during solution preparation and heating
coli culture projects in molecular biology classrooms without in-house media preparation
fixed bridges
Deflagrating Spoon with Aluminum Cap Glass Dishes & Jars_Glass Troughs Combined hand vacuum pump andSteel cup and rod combine with an aluminum cap to ignite and observe combustion of small samples in classic chemistry demonstrations of flame tests and oxidation.
US$ 193.00
US$ 174500.00
US$ 199500.00
US$ 499500.00
US$ 106.50
US$ 173.00