Photo 1 of PATIKIL 30 Holes Test Tube Rack, 0.83"(21mm) Round Hole 304 Stainless Steel Test Tube Holder Stand Suitable for 25ml Test Tube for Laboratory Scientific Experiments, Silver Tone

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Photo 1 of PATIKIL 30 Holes Test Tube Rack, 0.83"(21mm) Round Hole 304 Stainless Steel Test Tube Holder Stand Suitable for 25ml Test Tube for Laboratory Scientific Experiments, Silver TonePhoto 2 of PATIKIL 30 Holes Test Tube Rack, 0.83"(21mm) Round Hole 304 Stainless Steel Test Tube Holder Stand Suitable for 25ml Test Tube for Laboratory Scientific Experiments, Silver Tone