US$ 157.54
LED-indicating 2-input OR gate module showing HI and LO states with red and green LEDs and a printed truth table on the board
digital display that allows you to setup experiments
Hand microtome produces thin specimen sections for microscope slide preparation in botany
75 inches with a center indicator line
securing rods and posts up to 40 mm thick across laboratory stand configurations
8-Piece Plastic Sieve Set with Stainless Steel Mesh Subcategory_Anatomy Models LED-indicating 2-input OR gate moduleEight plastic framed sieves with stainless steel mesh graduate from coarse to fine for sorting particles by size in geology, soil science, and lab prep.
US$ 157.54
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