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. Buffer, pH 10.00, Blue, 1.00 L Poly natural
    Manufacturer: Reagents Inc
    Buffer, pH 10.00, Blue, 1.00 L Poly natural (1 per EA )
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    was $43.00 Special Price $32.40
  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. Buffer Solution, pH 13.0, Reference Standard Solution, pH 10.0 +/- 0.1, For Water Hardness, APHA, 4
    Manufacturer: Spectrum Chemical
    Buffer Solution, pH 13.0, Reference Standard (1 per EA )
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    was $200.60 Special Price $163.23
  4. Buffer Solution pH 4.0 Red, 4L, Cubitainer®
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $92.60 Special Price $69.45
  5. Buffer Solution pH 7.4, 1L, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $61.60 Special Price $46.20
  6. Buffer Solution, pH 10.00 +/-0.02 @ 25 DEG C, Reference Standard, 500mL
    Manufacturer: Spectrum Chemical
    Buffer Solution, pH 10.00 +/-0.02 @ 25 DEG C, Reference Standard are solutions mainly utilized to keep pH at a constant value in a variety of chemical applications. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.

    (1 per EA )
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    was $67.80 Special Price $55.17
  7. Buffer Solution, pH 2.00 +/- 0.02 @ 25 DEG C, Reference Standard
    Manufacturer: Spectrum Chemical
    Buffer Solution, pH 2.00 +/- 0.02 @ 25 DEG C, Reference Standard is a mixture of weak acid and its conjugate base in order to prevent changes in the pH of a solution. Buffer solutions let you calibrate any pH tester to ensure accurate readings when measuring pH in water samples and process liquids.

    (1 per EA )
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    was $218.30 Special Price $177.63
  8. pH 4.00 Calibration Buffer, Red, 20 L
    Manufacturer: 710 Spirits Rocky Mtn Reagents
    NIST Traceable; pH = 4.00 ? 0.01 @ 25 ?C (1 per EA)
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    $85.40
  9. Acetate Buffer pH 4.0, For Chlorine, Iodine, 20L, Cubitainer®
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $659.30 Special Price $494.48
  10. pH 4.00 Calibration Buffer, Red, 1 L
    Manufacturer: 710 Spirits Rocky Mtn Reagents
    NIST Traceable; pH = 4.00 ? 0.01 @ 25 ?C (1 per EA)
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    $16.70
  11. Buffer, pH 7.60, TRIS, 20.00 L Cubitainer
    Manufacturer: Reagents Inc
    Buffer, pH 7.60, TRIS, 20.00 L Cubitainer (1 per EA )
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    was $230.00 Special Price $176.94
  12. Buffer Solution Concentrate, pH 4.00 +/- 0.02 @ 25 DEG C, 500mL
    Manufacturer: Spectrum Chemical
    Buffer Solution Concentrate, pH 4.00 +/- 0.02 @ 25 DEG C - Spectrum's Buffer Solution Concentrates when diluted as directed will yield a pH 4.00 SOLUTION. Spectrum Buffer Solution Concentrates are relied upon for cost effective, fast, accurate results in life sciences and pharmaceutical quality control applications.

    (6 per CS )
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    was $1,175.05 Special Price $956.15
  13. Buffer Solution, pH 4.01 +/- 0.01 @ 25 DEG C, Reference Standard, 500mL
    Manufacturer: Spectrum Chemical
    Buffer Solution, pH 4.01 +/- 0.01 @ 25 DEG C, Reference Standard (6 per CS )
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    was $268.75 Special Price $218.68
  14. Blue-Ten(TM) Buffer Solution, pH 10.00, (+/-0.01 @ 25 DEG C)Color-coded BLUE, Reference Standard
    Manufacturer: Spectrum Chemical
    Blue-Ten (TM) Buffer Solution, pH 10.00, (+/-0.01 @ 25 DEG C)Color-coded BLUE, Reference Standard (6 per CS )
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    was $243.10 Special Price $197.80
  15. Buffer Solution pH 7.0, 10L, Cubitainer®
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $149.80 Special Price $112.35
  16. Buffer Solution pH 8.0, 1L, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $60.40 Special Price $45.30
  17. Buffer Solution, pH 10.00 +/-0.02 @ 25 DEG C, Reference Standard, 500mL
    Manufacturer: Spectrum Chemical
    Buffer Solution, pH 10.00 +/-0.02 @ 25 DEG C, Reference Standard are solutions mainly utilized to keep pH at a constant value in a variety of chemical applications. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.

    (6 per CS )
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    was $263.35 Special Price $214.28
  18. 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
  19. Buffer, pH 4.00, Red, 1.00 L Poly natural
    Manufacturer: Reagents Inc
    Buffer, pH 4.00, Red, 1.00 L Poly natural (1 per EA )
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    was $43.00 Special Price $32.40
  20. Buffer Solution pH 5.0, 4L, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $142.80 Special Price $107.10
  21. Buffer Solution pH 4.0, 4L, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $88.30 Special Price $66.23
  22. Buffer, Hydrion(R), Dry, pH 7.40 +/- 0.02
    Manufacturer: Spectrum Chemical
    Buffer, Hydrion(R), Dry, pH 7.40 +/- 0.02 (1 per EA )
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    $109.45
  23. Buffer Solution pH 8.0, 500ML, Poly Bottle
    Manufacturer: LabChem
    Shelf Life (months): 24, Traceable to NIST, UN Number: (1 per EA)
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    was $35.90 Special Price $26.92
  24. Buffer Solution, pH 7.00 +/- 0.01 @ 25 DEG C, Reference Standard
    Manufacturer: Spectrum Chemical
    Buffer Solution, pH 7.00 +/- 0.01 @ 25 DEG C, Reference Standard is an inorganic solution in water. Spectrum solutions utilize the highest quality raw materials appropriate to your product. Most raw materials meet or exceed the specifications established by the American Chemical Society. Where appropriate, many finished products are traceable to NIST Standard Reference Materials. Manufacturing, quality control testing, and packaging are all performed in Spectrum's own facilities. Record keeping and sample retention of all produced lots ensure product consistency and complete traceability.

    (1 per EA )
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    was $292.50 Special Price $238.00
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