Eisco CH0441F Class A 500 ml Glass Volumetric Flask with Stopper

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Eisco 500 mL Borosilicate Glass Volumetric Flask

ELabGlass® 500 mL volumetric flasks from Eisco are manufactured using state-of-the-art glass blowing and calibration techniques to the tightest tolerances. All volumetric flasks are made with high quality, low expansion borosilicate 3.3 glass which makes less susceptible to breakage from thermal shocks and exposure to higher temperatures allowing them to be autoclaved up to 121° C. ELabGlass® is highly resistant to water, neutral and acid solutions, concentrated acids, chlorine, bromine iodine, and organic matter.

Chemical Durability

Contact Chemical (mg/m2) Duration (hours) Loss in weight
Water distilled at 100°C 6 10
Water vapor steam at 121°C 1 75
Acid HCl 6 100
80% H2SO4 at 130°C 12 140
Alkali -1N solution of Na2CO3 boiling 6 400
Isotonic infusion Fluids Duration (hours) Loss in weight
NaCl (0.85%) at 121°C 2.5 70
Glucose (5%) at 121°C 2.5 50


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