PH | 0.2mol/LNa2HPO4 (ml) | 0.1mol/L柠檬酸钠 (ml) | PH | 0.2mol/LNa2HPO4 (ml) | 0.1mol/L柠檬酸钠 (ml) |
2.2 | 0.4 | 19.6 | 5.2 | 10.72 | 9.28 |
2.4 | 1.24 | 18.76 | 5.4 | 11.15 | 8.85 |
2.6 | 2.18 | 17.82 | 5.6 | 11.60 | 8.40 |
2.8 | 3.17 | 16.83 | 5.8 | 质谱流式细胞技术12.09 | 7.91 |
3.0 | 4.11 | 15.89 | 6.0 | 12.63 | 7.37 |
3.2 | 4.94 | 15.06 | 6.2 | 13.22 | 6.78 |
3.4 | 5.70 | 14.30 | 6.4 | 13.85 | 6.15 |
3.6 | 6.44 | 13.56 | 6.6 | 14.55 | 5.45 |
3.8 | 7.10 | 12.90 | 6.8 | 15.45 | 4.55 |
4.0 | 7.71 | 12.29 | 7.0 | 16.47 | 3.53 |
4.2 | 8.28 | 11.72 | 7.2 | 17.39 | 2.61 |
4.4 | 8.82 | 11.18 | 7.4 | 18.17 | 1.83 |
4.6 | 9.35 | 10.65 | 诺贝尔生理医学奖7.6 | 18.73 | 1.27 |
4.8 | 9.86 | 10.14 | 7.8 | 19.15 | 0.85 |
5.0 | 10.30 | 9.70 | 8.0 | 19.45 | 0.55 |
柠檬酸-柠檬酸钠缓冲溶液(0.1mol/L) | |||||
PH | 0.1mol/L柠檬酸 (ml) | 0.1mol/L柠檬酸 钠(ml) | PH | 0.1mol/L柠檬酸 (ml) | 0.1mol/L柠檬酸钠 (ml) |
3.0 | 18.6 | 1.4 | 5.0 | 8.2 | 11.8 |
3.2 | 17.2 | 2.8 | 5.2 | 7.3 | 12.7 |
3.4 | 16.0 | 4.0 | 5.4 | 6.4 | 13.6 |
3.6 | 14.9 | 5.1 | 5.6 | 5.5 | 14.5 |
3.8 | 14.0 | 6.0 | 5.8 | 4.7 | 15.3 |
4.0 | 13.1 | 6.9 | 6.0 2010全国高中数学联赛 | 3.8 | 16.2 |
4.2 | 12.3 | 7.7 | 6.2 | 2.8 | 17.2 |
4.4 | 11.4 | 8.6 | 6.4 | 2.0 | 18.0 |
4.6 | 10.3 | 9.7 | 6.6 | 1.4 | 18.6 |
4.8 | 9.2 | 10.8 | |||
醋酸缓冲液(0.2mol/L,18℃) | |||||
PH | 0.2mol/LNaAC(ml) | 0.2mol/LHAC(ml) | PH | 0.2mol/LNaAC(ml) | 0.2mol/LHAC(ml) |
3.6 | 0.75 | 9.25 | 4.8 | 5.90 | 4.10 |
3.8 | 1.20 | 8.80 | 5.0 | 7.00 | 3.00 |
4.0 | 1.80 | 8.20 | 5.2 | 7.90 | 2.10 |
4.2 | 2.65 | 7.35 | 5.4 | 8.60 | 1.40 |
4.4 | 3.70 | 6.30 | 5.6 | 9.10 | 0.90 |
4.6 | 4.90 | 5.10 | 5.8 | 9.40 | 0.60 |
苯二甲酸氢钾-氢氧化钠缓冲液 | |||
PH | 0.1mol/LNaOH(ml) | 0.2mol/L苯二甲酸氢钾(ml) | 加水至(ml) |
4.0 | 0.40 | 25.00 | 100.00 |
4.2 | 3.65 | 25.00 | 100.00 |
4.4 | 7.35 | 25.00 | 100.00 |
4.6 | ospf12.00 | 25.00 | 100.00 |
4.8 | 17.50 | 25.00 | 100.00 |
5.0 | 23.65 | 25.00 | 100.00 |
5.2 | 29.75 | 25.00 | 100.00 |
5.4 | 35.25 | 25.00 | 100.00 |
5.6 | 39.70 | 25.00 | 100.00 |
5.8 | 43.10 | 25.00 | 100.00 |
6.0 | 45.40 | 25.00 | 100.00 |
6.2 | 47.00 | 25.00 | 100.00 |
磷酸缓冲液(0.2mol/L) | |||||
PH | 0.2mol/LNa2HPO4 (ml) | 0.2mol/LNaH2PO4 (ml) | PH | 0.2mol/LNa2HPO4 (ml) | 0.2mol/LNaH2PO4 (ml) |
5.8 | 8.0 | 92.0 | 7.0 | 61.0 | 39.0 |
6.0 | 12.3 | 87.7 | 7.2 | 72.0 | 28.0 |
6.2 | 18.5 | 81.5 | 7.4 | 81.0 | 19.0 |
6.4 | 26.5 | 73.5 | 7.6 | 87.0 | 13.0 |
6.6 | 37.5 | 62.5 | 7.8 武汉空气质量指数 | 91.5 | 8.5 |
6.8 | 49.0 | 51.0 | 8.0 | 94.7 | 5.3 |
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