Reagecon 107000C High resolution color coded buffer solution pH 4,000 at 20°C

Use a color-coded pH buffer for ease of use. Reagecon's high-resolution color-coded pH buffer solution at 20°C is tested by an ISO17025 accredited and NIST traceable test method, has guaranteed stability throughout its shelf life, even after opening the bottle. Value: pH 4.000 ± 0.010. Accuracy ±0.010 pH units. NIST traceable. Quantity: 500mL. Red color.