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5690-Flask Pear Shape Single Neck, ASTM


5690-Flask Pear Shape Single Neck, ASTM

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  • Made from ASTM E-438 Type 1, Boro 3.3 heat resistance glass
  • Compliance with ASTM E-1403 Standard
PART  No. Capacity (ml) Socket Size PACK Qty.
5690-25 25 14/20 1
5690-50 50 14/20 1
5690-50-A 50 24/40 1
5690-100 100 14/20 1
5690-100-A 100 24/40 1
5690-200 200 14/20 1

Here are some common uses for a Pear Shape Single Neck Flask in a laboratory:

  1. Heating and Boiling Reactions: The pear shape allows for efficient heating and boiling of liquid reactants. The single neck facilitates the addition of reagents or the attachment of other laboratory equipment.
  2. Distillation: The flask can be used for simple distillation processes. The shape of the pear allows for efficient vaporization and condensation, and the single neck permits easy connection to distillation apparatus.
  3. Synthesis and Organic Chemistry Reactions: These flasks are commonly employed in organic chemistry for the synthesis of organic compounds. The pear shape facilitates mixing and stirring, and the single neck allows for the addition of reagents.
  4. Refluxing: The flask is suitable for reflux setups where the vapors produced during a reaction are condensed and returned to the reaction mixture. The single neck allows for the attachment of a condenser.
  5. Solvent Evaporation: The flask is used in rotary evaporators for solvent evaporation. The pear shape allows for efficient removal of solvents under reduced pressure.
  6. Temperature Control Experiments: The single neck allows for the insertion of a thermometer or temperature probe, making these flasks suitable for experiments that require precise temperature control.
  7. Sample Storage: Pear-shaped flasks may be used for temporary storage of reaction mixtures or samples.
  8. Biological and Pharmaceutical Applications: In laboratories focused on biological or pharmaceutical research, these flasks may be used for various reactions and processes involving different solutions.
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