A variety of heat resistant borosilicate Test Tubes and Boiling Tubes.
Available with or without rimmed edge. Technicians will often request rimless test tubes. These have proven less inclined to break when bundled and dishwasher cleaned.
Test Tube inner & outer diameter size listed for easy rubber stopper ordering.
Test tubes sold singly or listed pack size.
Bomex lab-glass tubes undergo an additional hardening process.
Schott test tubes are recommended if solids are subjected to extreme heat..
Also, see ABSORPTION TUBE listing for ‘U’ Shaped Test Tube (with or without sidearm).