Optically Worked Double Concave Glass Lens, 50mm Diameter Focal Length:100mm and crime scene) Blood typing

and crime scene) Blood typing trays (1) set ABO/Rh blood typing antiserums (1) package mixing sticks Teacher's manual Student study guide copymasters Safety data sheet (SDS) packet

sized for the student electrolyzer to study electroplating

letting students watch the wire travel along the rail as roughly 3A of current crosses the magnetic field

Range: 0 to 20 mg/L

Optically Worked Double Concave Glass Lens, 50mm Diameter Focal Length:100mm and crime scene) Blood typingSpherical optically worked glass lens with ground edges demonstrates how diverging lenses always produce smaller virtual upright images for ray tracing exercises.