US$ 145.00
Open ring design in cast iron pairs with an integrated open boss head
sized for energy-storage demonstrations where stored joules need to discharge through a visible load
and seedling development for monocot seed-biology teaching
Three-point A-frame powder-coated base at 8
Free-fall apparatus with an aluminum 47-inch graduated column
AP Chemistry Lab 16 Preparation of Effective Buffers Chemical_Sodium Acetate Open ring design in castFifteen group AP Chemistry Lab 16 kit for designing, preparing, and testing pH stabilizing buffers, with all materials, teacher's guide, and copymasters covering buffer system theory and practice.
US$ 145.00
US$ 210.00
US$ 171.00
US$ 44.99
US$ 232.50
US$ 17.99