* In accordance with ISO_DIN 4142.
* Manufactured from Heat Resistant, Low Expansion 3.3 Borosilicate Glass.
* These tube comes with round bottom, thick-walled and glass stopper.
* Mechanical and Thermal shock resistant.
* Provided with graduation for greater precision.
* Marking are in blue enamel.
Neck Size : 19_26
OD x Length (mm) : 25 x 155
Pack of (Pcs) : 50