50pcs Test Vials Test Tubes Clear Tubes for Scientific Experiments Propagation

The test tube is sturdy, anti-corrosion and, durable in use. 50pcs Test Tubes Test Vials Storage Containers Clear Tube for Sample Testing. 1000 Pcs Plastic Vials Sample Bottles Tube Test Tubes. 100pcs 1.5ml/2ml Liquid Sampling Vials Sample Glass Bottles Bottles.

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