Flasks with gound joint neck

Filter

 Round bottom flasks with three necks, NS joints, angled side arms, borosilicate glass 3.3

Isolab

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....

 Round bottom flasks with three necks, NS joints, parallel side arms, borosilicate glass 3.3

Isolab

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....

 Round bottom flasks with two necks, side neck parallel, DURAN®

Lenz

Two-neck, side neck parallel....

 Pear-shaped flasks with two-necks, DURAN®

Lenz

In addition to DIN standard 12383, with angled side neck (25°), with conical ground joints, with inscription label....

 Erlenmeyer flasks, wide neck, heavy duty, Pyrex®

Bibby

  • Mechanically stronger than conventional Erlenmeyers
  • Reinforced rims for extra strength and resistance to impact fracture
  • Manufactured from high quality Pyrex® borosilicate glass
  • White graduations and marking spot
...

 Four-neck round-bottom flask, with parallel side necks, DURAN®

Lenz

Reaction flasks acc. to DIN 12392 and in addition to DIN standard (*), with 3 parallel side necks, with conical ground joints, with inscription label....

 Nitrogen tubes (Schlenk-tubes), DURAN® tubing

Lenz

Made of DURAN ® tubing. With conical joint and PTFE stopcock....

 Reaction vessels, spherical, DURAN® tubing

Lenz

Made of DURAN ® tubing. Without graduation, with laboratory flange LF, with groove, other sizes on request....

 Receiving flasks, DURAN®

Lenz

Especially for rotary evaporators, with spherical joint socket S 35, with and without transparent PUR coating, autoclavable, material: DURAN ®....

 Pear shape flasks with conical ground joints, DURAN®

DWK

...

Add to shopping cart