pH buffer NIST
產品介紹
pH緩衝液NIST標準 @ 20˚C
無色,可溯源至NIST,ISO17025認證
描述 | 產品編號500ml |
pH 1.675 ± 0.010 @20°C | 101675 |
pH 1.677 ± 0.010 @20°C | 101677 |
pH 3.788 ± 0.010 @20°C | 103788 |
pH 4.001 ± 0.010 @20°C | 104001 |
pH 6.881 ± 0.010 @20°C | 106881 |
pH 7.429 ± 0.010 @20°C | 107429 |
pH 9.225 ± 0.010 @20°C | 109225 |
pH 10.062 ± 0.010 @20°C | 110062 |
pH 12.627 ± 0.050 @20°C | 112627 |