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4.01pH Buffer Solution

In stock

Formulated to provide precise pH determinations, these buffer solutions which are standardised against N.I.S.T. certified reference samples, are ideal for calibrating electrodes and pH meters. The buffer is colour-coded to avoid error and accurate to within ±0.02 pH at 25°C (77°F).

Each buffer contains a preservative/mould inhibitor and a coated foam liner cap to prevent contamination and leakage.


  • 4.01pH Buffer Solution
  • Stored in a lightweight HDPE plastic bottle.
  • Capped with a coated foam liner.
  • 4 oz. bottle (120 ml)
  • More Information
    Manufacturer Osmotics
    SKU OS-PH4
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