Glass columns

Made of DURAN ^® tubing. Basic chromatographic columns with indentations above the stopcock for placing a cotton plug, with NS socket, with PTFE stopcock and retaining device....

Chromatography columns with socket and with frit. Manufactured from borosilicate glass 3.3 which is resistant to heat and almost all chemicals. NS necks are in compliance with DIN 12242 standards....

Made of DURAN ^® tubing. Chromatography columns with sintered frit (porosity 0), NS socket and PTFE stopcock....

Acid washed, calcined. Pack of 1000 g....

Extra fine. In packs as outlined below....

Made of DURAN ^® tubing. Chromatography columns with sintered frit, porosity 0....

Fibre thickness 2 to 12 µm....

Made of DURAN ^® tubing. Chromatography columns with sintered frit (porosity 0), NS socket and needle-valve stopcock (bore 0 - 2.5 mm)....

Aluminium oxides produced by dehydration of different aluminium hydroxides, e. g. hydrargillite between 400 and 500°C, activity grade I, particle size 50 to 200µm, specific surface (BET) ~ 130m²/g....

Made of DURAN ^® tubing. With PTFE stopcock and retaining device. With indentations above the stopcock for placing a cotton plug....