EISCO Wooden Test Tube Rack - Accommodates 12 Tubes, up to 28mm - 10.25" Wide - Premium Polished Beech Wood Construction
EISCO
25mm Plastic in-Line Test Tube Rack with Drying Pins, 6 Tube, Polyethylene, White (Pack of 2)
Karter Scientific
Bekith 2 Pack Bamboo Test Tube Rack, 12 Holes Lab Test Tube Holder for 22mm Test Tubes, 6 Standing Bamboo Sticks for Easy Drying, Lab Test Tube Rack for Scientific Experiments, Scientific Theme Party
Bekith
krngcwc 3 Packs Plastic Test Tube Rack, 40 Holes Lab Test Tube Rack Holder for 20mm Test Tubes, Blue, Detachable (40holes)
krngcwc