ULABStainless Steel Test Tube Rack, Wire Constructed, 12 Places, Suitable for Tubes of Dia.≤25mm, UTR1009

ULAB Stainless Steel Test Tube Rack, Wire Constructed, 12 Places, Suitable for Tubes of Dia.≤25mm, UTR1009

ULAB Test Tubes with Black Screw Caps, Vol.15ml, Dia.16x150mm with Marking Area, Test Tubes Shot Glasses, Borosilicate Glass Material, Pack of 20, UTT1013

Plastic Test Tube Rack for 15/18 mm Tubes, Hole Diameter is 18.7mm, Holds 50, Detachable, Karter Scientific 208U2 (Pack of 1)