Sigma-Aldrich Datasheets for Test Tubes

Test tubes are handheld tubes are used for mixing or heating chemicals in a laboratory. They are open at the top and rounded at the bottom, and usually made of glass or plastic materials
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Product Name Notes
Sealing Tube -- Z220434 For use with solid transfer vessel, female joint: ST/NS 14/20
Reaction & Storage Tube -- Z173126
Reaction & Storage Tube -- Z173223
Kjeldahl, w/ glass stopcock on side-arm, female joint: ST/NS 14/20