Our 20 mm test tubes are the ideal product for storing countless products. Whether for medicinal or scientific purposes, this crystal clear 20 mm test tube will meet your standards. Heat resistant, thick rim, uniform thickness are among numerous qualities this glass container offers. Cap finish for this product is 18-415, available in either F-217 standard foam liner or 14B rubber lined-autoclavable cap. Price includes caps!
An explanation of different types of closures you can put on your bottles/vials and the types of liners each closure has.
We're featured in several newspapers and publications!Read More