Photo 1 of Mairuker Clear Test Tube Holder 6 Wells, Ladder-Shaped Design Durable Stand for API Test Tubes, Multipurpose Acrylic Lab Rack for 10ml Centrifuge Tubes (10ml, 6 Wells)

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Photo 1 of Mairuker Clear Test Tube Holder 6 Wells, Ladder-Shaped Design Durable Stand for API Test Tubes, Multipurpose Acrylic Lab Rack for 10ml Centrifuge Tubes (10ml, 6 Wells)