Flasks with NS joint neck

DIN 12394 and in addition to DIN standard (*). With one central and one 20° side angled ground joint necks as outlined below....

Conformed to DIN 12383 standards. NS neck is in compliance with DIN 12242 standards....

With an angled side arm with 2.5 mm glass stopcock....

Made of DURAN ^® tubing. With conical joint and NS glass stopcock....

Resistant to heat and almost all chemicals. According to DIN EN ISO 4797. Reinforced rims are used to prevent breaking during washing and transportation....

Conformed to DIN 12394. The side arms are 20 degree angled with each other. NS necks are in compliance with DIN 12242 standards. Two-necked round-bottomed flask available with parallel side arm on request....

For the determination of nitrogen in organic compounds. With centre neck and conical joint....

NS necks are in compliance with DIN 12242 standards. With angled side neck with PTFE stopcock (2.5 mm hole)....

Conformed to DIN 12394. The side arms are at 20 degree angles with the centre neck. The NS necks are in compliance with DIN 12242 standards....

Manufactured from borosilicate glass 3.3. Conformed to DIN 12394. The flasks have thick walls, heavy bases and reinforced rims which prevent breaking. The side arms are parallel to the centre neck. NS necks are in compliance with DIN 12242 standards....