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Hach Company Buffer Solution, pH 4.01, Color-coded Red, 50 mL

Supplier:  Hach Company 2283426

Encompass

pH Buffer Standard Solution for pH electrode calibration. Color-coded pH buffer solution for easy identification. pH is 4.01 ±0.02 at 25° C. 50 mL pour-top bottle recommended for field use.

Catalog No. 50-199-5724


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