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缓冲溶液 pH = 6.86（25 °C），根据 ChP
- Density: ~ 1,00 g/cm3
- Solub. in water: (20 ºC): miscible
- Tariff number: 3822 00 00 00
- Applications: This reference material is intended for the calibration of pH meters and electrodes used for pH measurement or as a control sample for measuring the pH value.
SPECIFICATIONS
pH at 25ºC: 6.86
specification range: 6.85 - 6.87
uncertainty : ± 0.01