Sample costs shipping and taxes has to be paid by the buyer
Asia, Australia, Central America, North America, South America, Eastern Europe, Western Europe, Middle East, Africa
test tubes with wooden cork size 25/150mm 50ml such as those used incoagulation screens, contain prepared contents in hospitals, labs, and other medical facilities. Corks are waterproof, fire retardant, quite flexible, which makes it a good insulator. Stoppers prevent the spillage of chemicals and create an airtight seal to the test tube.