US$ 69.99
and magnetic-property variations
suspending thermometers above hot plates or fixing specimens in orientation
sodium benzoate
Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed
showing the hexagonal bonding within each layer and the weak bonding between layers
Stainless Steel Lab Spatula Spoon, 9", 6-Pack Gifts_Science Gifts and magnetic-property variationsPolished 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$ 69.99
US$ 179.00
US$ 69.00
US$ 23.88
US$ 199.00
US$ 15.95