Chromatography column (Double coated sand core, 30 mm inner tube)           

 Material- Borosilicate glass

Cromatography Column (double Jacketed Sand Core, inner tube 40mm)     

 Material- Borosilicate glass

Cromatography Column (double Jacketed Sand Core, inner tube 50mm)

 Material- Borosilicate glass

Cromatography Column (double Jacketed Sand Core, inner tube 60mm)

 Material- Borosilicate glass

Cromatography Column (double Jacketed Sand Core, inner tube 70mm)

 Material- Borosilicate glass