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Glass material ensures durable use and is.iplusmile iplusmile 25 Pack Plastic Test Tube Storage Tube for Lab Leakproof Lids Portable Plastic test tube:multipurpose and useful, suitable for laboratory, home use, plastic test tube with lid is convenient aGeneric XYWHPGV Centrifuge Tube Rack Storage Box 100-Well Polypropylene Holder for 1.5ml Microcentrifuge Tubes, Vials, Samples 1 [Size] - Fit for 1.5ml micro-centrifuge tubes, 100 Well; Overall Size: 150x150x55mm / 5.91*5.91*2.17 Inch (L*W*H); HoleHealvian Healvian Lab Tube Rack 50 Hole Centrifuge Tube Holder Detachable Tube Storage for 15ml/50ml Tubes Stainless steel tube rack-- an necessary equipment for laboratory.SOLUSTRE 4pcs Centrifuge Tube Rack Storage Box Holder for Microcentrifuge Tubes Lightweight Temperature Resistant for Freezer Sto Plastic rack for micro tubes: the tube box is ideal for laboratory tidy your tube.B Baosity Baosity Rack Storage Vial Centrifuge Tube Racks with Different Size Holes, as described, for 0.5ml 1.5ml 5ml Good for microcentrifuge tubes and cryogenic tubes.Baluue Baluue 3 Sets Test Tube Rack with 6 Pieces Plastic Tubes, Empty Measuring Cup with Lids, Organizing for School, Laborato Comprehensive Set: This product includes 3 sets of test tube racks and 18 test tubes, providing ample supplies for vario