Accurate calibration of the pH meter is critical to many processes in any lab.  Lab Procurement Services can provide buffers to suit virtually any application at an affordable price - pH 1 or 11, 55 gallon drum or 20mL single-use foil pack, or any pH or size in between, we have you covered!

Visit our Electrochemistry equipment category, and Beakers, Flasks, and Sampling Supplies sections for other great values on lab supplies you may need.  Contact us with any questions or assistance.

pH Buffers

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  1. 250mL Red Buffer Solution pH 4.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    250mL Red Buffer Solution pH 4.0 @ 25°C, Poly Bottle (1 per EA )
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    was $28.80 Special Price $6.56
  2. 4L Blue Buffer Solution pH 10.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    4L Blue Buffer Solution pH 10.0 @ 25°C, Cubitainer (1 per EA )
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    was $232.00 Special Price $56.69
  3. 10L Yellow Buffer Solution pH 7.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    10L Yellow Buffer Solution pH 7.0 @ 25°C, Cubitainer (1 per EA )
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    $104.75
  4. 250mL Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    250mL Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $28.80 Special Price $6.56
  5. 4L Red Buffer Solution pH 4.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    4L Red Buffer Solution pH 4.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    was $113.09 Special Price $64.98
  6. 4L Yellow Buffer Solution pH 7.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    4L Yellow Buffer Solution pH 7.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    was $112.81 Special Price $64.53
  7. 55 Gallon Red Buffer Solution pH 4.0 @ 25°C
    Manufacturer: Midland Scientific
    55 Gallon Red Buffer Solution pH 4.0 @ 25°C (1 per EA )
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    was $2,276.45 Special Price $906.98
  8. 55 Gallon Yellow Buffer Solution pH 7.0 @ 25°C
    Manufacturer: Midland Scientific
    55 Gallon Yellow Buffer Solution pH 7.0 @ 25°C (1 per EA )
    Learn More
    was $2,276.45 Special Price $906.98
  9. 500mL Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    500mL Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $21.75 Special Price $18.28
  10. 500mL Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    500mL Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $9.80 Special Price $7.94
  11. 250mL Red Buffer Solution pH 4.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    250mL Red Buffer Solution pH 4.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $9.32 Special Price $7.59
  12. 4L Red Buffer Solution pH 4.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    4L Red Buffer Solution pH 4.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    was $89.17 Special Price $81.85
  13. 500mL Red Buffer Solution pH 4.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    500mL Red Buffer Solution pH 4.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $9.80 Special Price $7.94
  14. 4L Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    4L Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $29.79 Special Price $24.75
  15. 1L Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    1L Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $21.78 Special Price $18.28
  16. 250mL Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    250mL Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $9.32 Special Price $7.59
  17. 4L Yellow Buffer Solution pH 7.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    4L Yellow Buffer Solution pH 7.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    was $76.88 Special Price $70.58
  18. 4L Blue Buffer Solution pH 10.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    4L Blue Buffer Solution pH 10.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    was $141.29 Special Price $96.80
  19. 250mL Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    250mL Blue Buffer Solution pH 10.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $9.79 Special Price $7.94
  20. 10L Red Buffer Solution pH 4.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    10L Red Buffer Solution pH 4.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    $104.75
  21. 4L Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle
    Manufacturer: Midland Scientific
    4L Yellow Buffer Solution pH 7.0 @ 25°C, Poly Bottle (1 per EA )
    Learn More
    was $29.44 Special Price $24.75
  22. 10L Blue Buffer Solution pH 10.0 @ 25°C, Cubitainer
    Manufacturer: Midland Scientific
    10L Blue Buffer Solution pH 10.0 @ 25°C, Cubitainer (1 per EA )
    Learn More
    $102.77
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