- 200 ml borosilicate flask
- 50 ml graduations
- Made from high quality 3.3 borosilicate glass
- Low temperature gradient - can withstand high temperatures and thermal shocks*
- Superior chemical durability*
- Narrow Neck
- Autoclavable at 121°C
- Complies with DIN ISO 1773
Material | _x000D_3.3 Borocilicate Glass | _x000D_|
Capacity | _x000D_200 ml | _x000D_|
Graduations | _x000D_50 ml | _x000D_|
Thermal Properties | _x000D_Coefficient of Linear Expansion | _x000D_32.5 x 10⁻⁷ / C° | _x000D_ _x000D_
Strain Point | _x000D_515°C | _x000D_|
Annealing Point | _x000D_565°C | _x000D_|
Softening Point | _x000D_820°C | _x000D_|
Specific Heat | _x000D_0.2 | _x000D_|
Thermal Conductivity (Cal/cm3°C/Sec) | _x000D_0.0027 | _x000D_|
Chemical Durability | _x000D_||
Contact Chemical | _x000D_Duration (hours) | _x000D_Loss in weight (mg/m²) | _x000D_
Water distilled at 100°C | _x000D_6 | _x000D_10 | _x000D_
Water vapour steam at 121°C | _x000D_1 | _x000D_75 | _x000D_
Acid HCl | _x000D_6 | _x000D_100 | _x000D_
80% H₂SO₄ at 130°C | _x000D_12 | _x000D_140 | _x000D_
Alkali -1N solution of Na₂CO₃ boiling | _x000D_6 | _x000D_4000 | _x000D_
Isotonic infusion Fluids | _x000D_||
NaCl (0.85%) at 121°C | _x000D_2.5 | _x000D_70 | _x000D_
Glucose (5%) at 121°C | _x000D_2.5 | _x000D_50 | _x000D_