Premium High Resolution Acrylic Spring Balance with Dual Scale Chemical_Bismarck Brown Wall-powered halogen ray box producing

Wall-powered halogen ray box producing convergent parallel rays bright enough to trace in normal classroom light

Used as an overlay to prevent evaporation and maintain anaerobic conditions in microbiology cultures

A must-have in chemistry classrooms and laboratories performing titrations and neutralizations

000mL with interchangeable glass stopper for large-volume chemical storage and handling

Premium High Resolution Acrylic Spring Balance with Dual Scale Chemical_Bismarck Brown Wall-powered halogen ray box producingDual grams and newtons scale on a zero calibratable acrylic spring balance with high resolution subdivisions for precise force and mass measurement in teaching labs.