Test tube

• Rack for Test Tube
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• Rack for Test Tube
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• Rack for Test Tube
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• Type B: Puncturable Black Antistatic Aluminum Foil
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• Type C: Self-closing silicone Diaphragm
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• Type A: Puncturable coated film paper
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• Test Tube&Cap
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• Test Tube&Cap
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• Test Tube&Cap
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• Test Tube&Cap
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