Flask Volumetric With Solid Glass Stopper ASTM-E288 STD Class B 250 ml Stopper no 19, Blue Printing-EIS-CH0442E

• Borosilicate Glass
• Glass stopper
• Capacity 250 ml, Tolerance ±0.240 ml, Stopper No. 16
• Easy to read blue graduation
• Complies with ASTM-E288 standard

Class B 250 mL borosilicate glass volumetric flask fitted with solid glass stopper and marked using easy to read blue graduations. This unit is in compliance with ASTM-E288 standard. Capacity 250 ml, Tolerance ±0.240 mL
Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.