| Size | 20 liter, 3.8 liter, 500 ml, 6 x 1 liter, 6 x 500 ml, liter |
|---|
Chemicals and Reagents, NCL Original Products, PH Buffers & Calibration Standards
pH Buffer Solution, pH 4.00, Red-Coded, NIST – B-44
Price range: $12.25 through $165.60
pH 4.00 ± 0.02 red color-coded standardized buffer solution for calibration. NCL buffers are of the highest quality and are traceable to NIST reference materials.
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