US$ 24.00
suspending thermometers above hot plates or fixing specimens in orientation
Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed
producing oxygen's characteristic emission lines for spectroscope viewing of atomic-emission and quantum-energy levels
and commutator function from the inside out
and magnetic-property variations
Stainless Steel Lab Spatula Spoon, 9", 6-Pack Gifts_Science Gifts suspending thermometers above hot platesPolished stainless steel lab spatula pack with one flat end and one scoop end on each tool, sized for weighing, transferring, and measuring powders and granules.
US$ 24.00
US$ 115.00
US$ 91.00
US$ 110.00
US$ 21.00
US$ 29.00
US$ 120.00