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Buffer Solution, pH 4.01, Colour-coded Red, 4L
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pH Buffer standard solutions for laboratory and field analyses
pH Buffer Standard Solution for pH electrode calibration. Colour-coded pH Buffer solution for easy identification. pH is 4.01 ±0.02 at 25°C. 4 L bottle
- Traceable to NIST standard reference materials
- Design for use with Hach meters portfolio and other meters.
- Reliable packaging