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4380-ASTM, CLASS B BURETTE, STRAIGHT BORE PTFE KEY STOPCOCK

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4380-ASTM, CLASS B BURETTE, STRAIGHT BORE PTFE KEY STOPCOCK

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  • These burettes feature durable, permanent markings, fine, sharp lines, and large, easy-to-read numbers. Supplied with PTFE stopcocks to eliminate freezing and lubricant contamination and to provide a precision fit within the barrel.
  • These Burettes are suitable for use in schools and institutional laboratories not requiring the accuracy of CLASS-A.
  • Supplied with PTFE KEY STOPCOCK.
  • Scale is durable with ceramic enamel.
PART  No. Capacity (ml) Subdivision      (ml) ±Tol. (ml) Approx. Length                (mm) Pack Qty.
4380-10 10 0.05 0.04 540 12
4380-25 25 0.10 0.06 614 12
4380-50 50 0.10 0.10 745 12

Here are potential uses for a Class B burette with a straight bore PTFE key stopcock:

  1. Routine Volumetric Measurements:
    • Class B burettes are designed for general laboratory use where a moderate level of accuracy is acceptable. They are suitable for routine volumetric measurements in various applications.
  2. Education and Training:
    • These burettes are commonly used in educational laboratories for teaching purposes, particularly for introductory titration experiments and basic volumetric measurements.
  3. Quality Control Checks:
    • Class B burettes with a PTFE key stopcock can be employed for routine quality control checks in industries where moderate precision is sufficient for the application.
  4. Standardization of Solutions:
    • In situations where a moderate level of precision is acceptable, Class B burettes can be used for standardizing solutions and preparing reagents.
  5. Titration in Non-Critical Applications:
    • In laboratories where a high level of precision is not a primary requirement, Class B burettes with a straight bore PTFE key stopcock can be used for titration procedures.
  6. Simple Experimental Setups:
    • For experiments or procedures where a moderate level of accuracy is sufficient, Class B burettes with a straight bore PTFE key stopcock can be employed in various laboratory setups.
  7. Routine Laboratory Procedures:
    • Class B burettes may find use in routine laboratory procedures where the convenience of a straight bore PTFE key stopcock meets the required precision for measurements.
  8. Non-Critical Research Applications:
    • In certain research settings where a moderate level of accuracy is acceptable, Class B burettes with a straight bore PTFE key stopcock can be used for dispensing and measuring volumes.
  9. Chemical Compatibility:
    • The PTFE key stopcock is chemically inert and resistant to many substances, making this type of burette suitable for use with a variety of reagents and solutions.
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