Bulk Plastic PET Double Layers Test Tube, 13*75mm https://www.rs-petg.com/Bulk-Plastic-Pet-Double-Layers-Test-Tube-13-75mm.html Thickness:1.0mm-8.0mm Width:Up to 1300mm Color:Transparent Surface:High Glossy Or Matte , with Anti-Scratch Coating PET plastic test tube is a medical consumable product, it is a supporting product for disposable vacuum blood collection tube With high airtightness, high transparent , high smooth, high cleaness and with high inspection standard. Size: 13x75mm is available The small size tolerance and make sure the good quality. PE bag package and outer carton Product Advantage * We are using food grade material to make sure the test tube safter, and we're already passed the test of ROHS. * We are using our unique formula to get the better of air resistance and blood compatibility. * We are using high precision mould to ensure consistency of the products' size and weight. * We are using multi-channel inspection process to ensure the quality of test tube. Our Strength * We are using the imported injection machines produced by Germany Arburg and Japanese JSW to make sure the top quality. * Full auto-matical production equipments and high efficient production meet the customers' large mass demand. * 100,000 class cleaning room makes sure the cleaness of test tubes. * Our leading management team make sure the good serive for markets.