DADAKEWIN 5ml Color Comparison Tube with PTFE Stopper 3.3 Borosilicate Glass for Phosphorus and Nitrogen Heavy Duty High Pressure Tube Reaction Tube- Pack of 1 (Size : 5ml Flat)

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About DADAKEWIN 5ml Color Comparison Tube With PTFE

Color: Clear Heavy Duty Reusable Pack of 1: 5ml Color Comparison Tube With PTFE Stopper Lab Tube : for professional laboratory Water, Acid and Alkali Resistances All Meet International Standards. If for any reason you are not satisfy with this product, please contact us. We also have a variety of lab scientific products, welcome to purchase commodity. Our Sale Service 1, We promise to inspect the products carefully before shipment and the products will be properly packaged, However, according to our experience in China, the glass products transported to the customers will have a breakage rate of about 5%, It's just like a magic spell and inevitable. So, when you receive the package, be sure to open it in front of the courier and check it immediately. if there is any damage to the goods, you can take photos and contact us within 24 hours, we will cooperate with you to solve the problem, we are very sorry for this. 2, If your package is lost during transportation, we promise to refund you fully. We are also very sorry for this situation. 3, If you are satisfied with our products and services, please leave us a five-star praise, which can help us to do better. Thank you very much!