Wards* Chemistry Endospore Stain Kit, for 50 Slides, Distinguish between endospores, vegetative structures of bacterial cells,The endospores will stain green against a pink background, Includes spore staining solution, safranin O solution, and instructions
Simple Atwood Machine, include Apparatus and 2 pulleys connected by a rod, 1.75inch plastic pulleys connected to a 3inch rod, Overall length is 8.25inch, Two pulleys are connected by a metal rod.