指示剂3:二甲基黄指示剂变色特征色空间方法的研究
表1. 二甲基黄色度值的CIE 1976(L*,a*,b*)色空间的数据
PH | L* | a* | b* | 体积V | C* | H* | △E1 | △E1-V | △E2 | △E2-V | △E3 | △E3-V |
0.44 | 100.41 | 0.83 | -2.58 | 11.40 | 2.71 | -1.26 | 2.74 | 24.06 | 0.00 | 0.00 | 18.88 | 165.58 |
0.46 | 100.18 | 2.35 | -3.66 | 40.10 | 4.35 | -1.00 | 4.35 | 10.86 | 1.87 | 4.67 | 20.23 | 50.44 |
0.56 | 99.84 | 3.69 | -5.37 | 119.23 | 6.52 | -0.97 | 6.52 | 5.47 | 2.20 | 1.85 | 22.17 | 18.59 |
0.66 | 100.00 | 3.12 | -5.99 | 157.02 | 6.75 | -1.09 | 6.75 | 4.30 | 0.85 | 0.54 | 22.60 | 14.40 |
0.76 | 100.00 | 2.58 | -5.89 | 174.53 | 6.43 | -1.16 | 6.43 | 3.68 | 0.56 | 0.32 | 22.36 | 12.81 |
0.85 | 100.00 | 2.40 | -5.94 | 189.53 | 6.41 | -1.19 | 6.41 | 3.38 | 0.18 | 0.10 | 22.37 | 11.80 |
0.95 | 100.00 | 1.81 | -6.00 | 201.63 | 6.27 | -1.28 | 6.27 | 3.11 | 0.60 | 0.30 | 22.28 | 11.05 |
1.05 | 100.01 | 1.62 | -6.09 | 213.63 | 6.30 | -1.31 | 6.30 | 2.95 | 0.21 | 0.10 | 22.32 | 10.45 |
1.16 | 100.01 | 1.06 | -6.03 | 225.73 | 6.13 | -1.40 | 6.13 | 2.71 | 0.56 | 0.25 | 22.16 | 9.82 |
1.25 | 100.01 | 0.79 | -6.10 | 237.73 | 6.15 | -1.44 | 6.15 | 2.59 | 0.28 | 0.12 | 22.17 | 9.33 |
1.35 | 100.02 | 0.02 | -5.82 | 246.83 | 5.82 | -1.57 | 5.82 | 2.36 | 0.83 | 0.33 | 21.77 | 8.82 |
1.45 | 100.03 | -0.53 | -5.85 | 257.33 | 5.87 | 1.48 | 5.87 | 2.28 | 0.55 | 0.21 | 21.72 | 8.44 |
1.55 | 100.04 | -1.27 | -5.50 | 266.43 | 5.65 | 1.34 | 5.65 | 2.12 | 0.81 | 0.31 | 21.31 | 8.00 |
1.67 | 100.05 | -2.11 | -5.24 | 276.93 | 5.65 | 1.19 | 5.65 | 2.04 | 0.88 | 0.32 | 20.99 | 7.58 |
1.77 | 100.06 | -2.72 | -4.88 | 284.43 | 5.59 | 1.06 | 5.59 | 1.96 | 0.71 | 0.25 | 20.61 | 7.25 |
1.86 | 100.07 | -3.22 | -5.04 | 289.03 | 5.98 | 1.00 | 5.98 | 2.07 | 0.53 | 0.18 | 20.77 | 7.18 |
1.98 | 100.09 | -4.27 | -4.41 | 296.53 | 6.14 | 0.80 | 6.14 | 2.07 | 1.23 | 0.42 | 20.17 | 6.80 |
2.08 | 100.10 | -5.19 | -3.52 | 301.03 | 6.27 | 0.60 | 6.27 | 2.08 | 1.27 | 0.42 | 19.37 | 6.44 |
2.16 | 100.11 | -5.78 | -3.50 | 304.03 | 6.76 | 0.54 | 6.76 | 2.22 | 0.59 | 0.20 | 19.43 | 6.39 |
2.27 | 99.87 | -7.07 | -2.48 | 308.53 | 7.49 | 0.34 | 7.49 | 2.43 | 1.66 | 0.54 | 18.61 | 6.03 |
2.35 | 99.84 | -7.88 | -2.10 | 310.63 | 8.15 | 0.26 | 8.15 | 2.62 | 0.89 | 0.29 | 18.42 | 5.93 |
2.47 | 99.81 | -9.26 | -0.93 | 313.13 | 9.31 | 0.10 | 9.31 | 2.97 | 1.81 | 0.58 | 17.73 | 5.66 |
2.58 | 99.78 | -10.48 | -0.36 | 315.13 | 10.49 | 0.03 | 10.49 | 3.33 | 1.35 | 0.43 | 17.67 | 5.61 |
2.69 | 99.75 | -11.97 | 0.56 | 316.63 | 11.98 | -0.05 | 11.99 | 3.79 | 1.75 | 0.55 | 17.54 | 5.54 |
2.77 | 99.72 | -13.23 | 1.42 | 317.63 | 13.30 | -0.11 | 13.31 | 4.19 | 1.52 | 0.48 | 17.50 | 5.51 |
2.88 | 99.68 | -14.79 | 2.70 | 318.63 | 15.03 | -0.18 | 15.04 | 4.72 | 2.02 | 0.64 | 17.47 | 5.48 |
3.03 | 99.62 | -17.34 | 4.63 | 319.63 | 17.95 | -0.26 | 17.95 | 5.62 | 3.20 | 1.00 | 18.03 | 5.64 |
3.13 | 99.58 | -19.08 | 5.90 | 320.13 | 19.97 | -0.30 | 19.97 | 6.24 | 2.15 | 0.67 | 18.74 | 5.85 |
3.24 | 99.53 | -21.06 | 7.44 | 320.63 | 22.33 | -0.34 | 22.34 | 6.97 | 2.51 | 0.78 | 19.76 | 6.16 |
3.42 | 99.43 | -24.23 | 9.54 | 321.13 | 26.04 | -0.37 | 26.05 | 8.11 | 3.81 | 1.19 | 22.00 | 6.85 |
3.70 | 99.41 | -25.47 | 10.83 | 321.13 | 27.67 | -0.40 | 27.68 | 8.62 | 1.79 | 0.56 | 22.89 | 7.13 |
3.78 | 99.38 | -26.18 | 11.14 | 322.18 | 28.45 | -0.40 | 28.46 | 8.83 | 0.78 | 0.24 | 23.52 | 7.30 |
3.87 | 99.33 | -27.12 | 11.43 | 322.28 | 29.43 | -0.40 | 29.44 | 9.13 | 0.98 | 0.31 | 24.39 | 7.57 |
3.99 | 99.31 | -28.06 | 12.14 | 322.38 | 30.57 | -0.41 | 30.58 | 9.49 | 1.17 | 0.36 | 25.20 | 7.82 |
4.07 | 99.28 | -28.67 | 12.51 | 322.43 | 31.28 | -0.41 | 31.29 | 9.70 | 0.72 | 0.22 | 25.76 | 7.99 |
4.18 | 99.27 | -29.00 | 12.74 | 322.48 | 31.68 | -0.41 | 31.68 | 9.82 | 0.40 | 0.12 | 26.05 | 8.08 |
4.27 | 99.26 | -29.48 | 13.20 | 322.53 | 32.30 | -0.42 | 32.31 | 10.02 | 0.66 | 0.21 | 26.49 | 8.21 |
4.41 | 99.23 | -29.94 | 13.18 | 322.58 | 32.72 | -0.41 | 32.72 | 10.14 | 0.46 | 0.14 | 26.94 | 8.35 |
5.28 | 99.22 | -30.29 | 13.17 | 322.63 | 33.03 | -0.41 | 33.04 | 10.24 | 0.34 | 0.11 | 27.28 | 8.46 |
5.24 | 99.22 | -30.86 | 14.05 | 322.68 | 33.91 | -0.43 | 33.92 | 10.51 | 1.05 | 0.33 | 27.79 | 8.61 |
5.56 | 99.21 | -30.94 | 13.80 | 322.73 | 33.88 | -0.42 | 33.88 | 10.50 | 0.27 | 0.08 | 27.88 | 8.64 |
5.84 | 99.20 | -30.98 | 13.71 | 322.78 | 33.88 | -0.42 | 33.89 | 10.50 | 0.10 | 0.03 | 27.93 | 8.65 |
6.34 | 99.22 | -31.11 | 14.13 | 322.83 | 34.17 | -0.43 | 34.17 | 10.59 | 0.43 | 0.13 | 28.04 | 8.69 |
6.91 | 99.23 | -31.06 | 14.20 | 322.88 | 34.16 | -0.43 | 34.17 | 10.58 | 0.09 | 0.03 | 27.99 | 8.67 |
7.60 | 99.25 | -30.85 | 14.19 | 322.93 | 33.96 | -0.43 | 33.97 | 10.52 | 0.21 | 0.07 | 27.79 | 8.60 |
8.51 | 99.26 | -30.91 | 14.35 | 322.98 | 34.08 | -0.43 | 34.09 | 10.55 | 0.18 | 0.05 | 27.84 | 8.62 |
9.16 | 99.27 | -30.85 | 14.30 | 323.03 | 34.00 | -0.43 | 34.01 | 10.53 | 0.08 | 0.03 | 27.78 | 8.60 |
9.52 | 99.29 | -30.78 | 14.54 | 323.08 | 34.04 | -0.44 | 34.05 | 10.54 | 0.25 | 0.08 | 27.70 | 8.58 |
9.79 | 99.28 | -30.85 | 14.34 | 323.13 | 34.02 | -0.44 | 34.03 | 10.53 | 0.21 | 0.07 | 27.78 | 8.60 |
9.91 | 99.29 | -30.91 | 14.53 | 323.18 | 34.15 | -0.44 | 34.16 | 10.57 | 0.20 | 0.06 | 27.83 | 8.61 |
9.97 | 99.30 | -30.77 | 14.45 | 323.23 | 33.99 | -0.44 | 34.00 | 10.52 | 0.16 | 0.05 | 27.70 | 8.57 |
10.09 | 99.33 | -30.66 | 14.16 | 323.33 | 33.77 | -0.43 | 33.78 | 10.45 | 0.31 | 0.10 | 27.60 | 8.54 |
10.24 | 99.35 | -30.64 | 14.42 | 323.43 | 33.87 | -0.44 | 33.87 | 10.47 | 0.27 | 0.08 | 27.58 | 8.53 |
10.31 | 99.37 | -30.64 | 14.35 | 323.53 | 33.83 | -0.44 | 33.84 | 10.46 | 0.08 | 0.02 | 27.58 | 8.53 |
10.38 | 99.39 | -30.50 | 14.23 | 323.63 | 33.66 | -0.44 | 33.66 | 10.40 | 0.18 | 0.06 | 27.45 | 8.48 |
10.49 | 99.43 | -30.43 | 14.61 | 323.83 | 33.75 | -0.45 | 33.76 | 10.42 | 0.38 | 0.12 | 27.37 | 8.45 |
10.58 | 99.51 | -29.97 | 14.06 | 324.03 | 33.11 | -0.44 | 33.11 | 10.22 | 0.72 | 0.22 | 26.95 | 8.32 |
10.65 | 99.63 | -29.49 | 14.33 | 324.23 | 32.79 | -0.45 | 32.79 | 10.11 | 0.56 | 0.17 | 26.48 | 8.17 |
10.77 | 99.87 | -28.08 | 16.36 | 324.63 | 32.49 | -0.53 | 32.49 | 10.01 | 2.49 | 0.77 | 25.10 | 7.73 |
10.86 | 99.99 | -26.23 | 17.14 | 325.03 | 31.34 | -0.58 | 31.34 | 9.64 | 2.01 | 0.62 | 23.35 | 7.18 |
10.99 | 97.68 | -24.30 | 16.88 | 325.53 | 29.58 | -0.61 | 29.68 | 9.12 | 3.02 | 0.93 | 21.15 | 6.50 |
11.08 | 96.76 | -23.72 | 16.54 | 326.13 | 28.92 | -0.61 | 29.10 | 8.92 | 1.14 | 0.35 | 20.51 | 6.29 |
11.15 | 96.03 | -23.46 | 16.31 | 326.73 | 28.57 | -0.61 | 28.85 | 8.83 | 0.81 | 0.25 | 20.22 | 6.19 |
11.27 | 94.61 | -23.07 | 15.87 | 327.93 | 28.00 | -0.60 | 28.52 | 8.70 | 1.54 | 0.47 | 19.89 | 6.06 |
11.36 | 93.50 | -22.41 | 15.05 | 328.83 | 26.99 | -0.59 | 27.76 | 8.44 | 1.53 | 0.46 | 19.35 | 5.88 |
11.48 | 92.83 | -22.02 | 15.54 | 330.93 | 26.95 | -0.61 | 27.89 | 8.43 | 0.91 | 0.28 | 19.07 | 5.76 |
11.58 | 92.55 | -21.98 | 15.52 | 333.03 | 26.91 | -0.62 | 27.92 | 8.38 | 0.28 | 0.09 | 19.08 | 5.73 |
11.65 | 92.21 | -21.91 | 16.19 | 333.83 | 27.25 | -0.64 | 28.34 | 8.49 | 0.76 | 0.23 | 19.11 | 5.72 |
11.75 | 93.25 | -22.13 | 16.47 | 336.63 | 27.59 | -0.64 | 28.40 | 8.44 | 1.10 | 0.33 | 19.15 | 5.69 |
11.85 | 94.29 | -22.64 | 16.82 | 341.13 | 28.20 | -0.64 | 28.78 | 8.44 | 1.21 | 0.35 | 19.54 | 5.73 |
11.95 | 95.84 | -23.12 | 16.86 | 347.13 | 28.62 | -0.63 | 28.92 | 8.33 | 1.62 | 0.47 | 19.93 | 5.74 |
12.07 | 97.63 | -23.60 | 16.77 | 356.13 | 28.95 | -0.62 | 29.05 | 8.16 | 1.86 | 0.52 | 20.44 | 5.74 |
12.16 | 99.27 | -23.99 | 17.39 | 363.73 | 29.63 | -0.63 | 29.64 | 8.15 | 1.79 | 0.49 | 21.05 | 5.79 |
12.25 | 100.09 | -23.82 | 16.59 | 377.23 | 29.03 | -0.61 | 29.03 | 7.69 | 1.15 | 0.31 | 20.95 | 5.55 |
12.35 | 100.01 | -23.84 | 17.63 | 395.93 | 29.65 | -0.64 | 29.65 | 7.49 | 1.04 | 0.26 | 21.05 | 5.32 |
12.46 | 99.09 | -23.48 | 17.83 | 423.03 | 29.48 | -0.65 | 29.50 | 6.97 | 1.01 | 0.24 | 20.57 | 4.86 |
12.56 | 97.40 | -22.75 | 16.90 | 463.73 | 28.34 | -0.64 | 28.46 | 6.14 | 2.06 | 0.45 | 19.59 | 4.22 |
12.66 | 94.04 | -20.86 | 15.72 | 540.26 | 26.12 | -0.65 | 26.79 | 4.96 | 4.03 | 0.75 | 17.75 | 3.28 |
表2. 相关参数对pH值的斜率
L*-pH | a*-pH | b*-pH | V-pH | C*-pH | H*-pH | △E1-pH | (△E1-V)-pH | △E2-pH | (△E2-V)-pH | △E3-pH | (△E3-V)-pH |
229.73 | 1.91 | -0.03 | 26.08 | 6.20 | -2.88 | 6.28 | 55.05 | 0.00 | 0.00 | 43.18 | 378.81 |
219.89 | 5.15 | -0.04 | 88.02 | 9.55 | -2.20 | 9.56 | 23.84 | 4.11 | 10.26 | 44.40 | 110.72 |
179.83 | 6.65 | -0.05 | 214.76 | 11.75 | -1.74 | 11.75 | 9.85 | 3.97 | 3.33 | 39.93 | 33.49 |
152.39 | 4.76 | -0.06 | 239.28 | 10.29 | -1.66 | 10.29 | 6.56 | 1.30 | 0.83 | 34.45 | 21.94 |
132.24 | 3.41 | -0.06 | 230.80 | 8.50 | -1.53 | 8.50 | 4.87 | 0.73 | 0.42 | 29.57 | 16.94 |
117.57 | 2.83 | -0.06 | 222.82 | 7.53 | -1.39 | 7.53 | 3.97 | 0.21 | 0.11 | 26.29 | 13.87 |
105.11 | 1.90 | -0.06 | 211.93 | 6.59 | -1.34 | 6.59 | 3.27 | 0.63 | 0.31 | 23.42 | 11.62 |
94.96 | 1.54 | -0.06 | 202.86 | 5.98 | -1.24 | 5.98 | 2.80 | 0.20 | 0.09 | 21.20 | 9.92 |
86.36 | 0.92 | -0.06 | 194.93 | 5.29 | -1.21 | 5.29 | 2.34 | 0.49 | 0.22 | 19.13 | 8.48 |
79.72 | 0.63 | -0.06 | 189.50 | 4.90 | -1.15 | 4.90 | 2.06 | 0.22 | 0.09 | 17.67 | 7.43 |
73.98 | 0.01 | -0.06 | 182.58 | 4.30 | -1.16 | 4.30 | 1.74 | 0.61 | 0.25 | 16.10 | 6.52 |
68.96 | -0.37 | -0.06 | 177.40 | 4.05 | 1.02 | 4.05 | 1.57 | 0.38 | 0.15 | 14.98 | 5.82 |
64.37 | -0.82 | -0.05 | 171.45 | 3.63 | 0.86 | 3.63 | 1.36 | 0.52 | 0.20 | 13.71 | 5.15 |
60.01 | -1.26 | -0.05 | 166.11 | 3.39 | 0.71 | 3.39 | 1.22 | 0.53 | 0.19 | 12.59 | 4.55 |
56.68 | -1.54 | -0.05 | 161.12 | 3.16 | 0.60 | 3.16 | 1.11 | 0.40 | 0.14 | 11.68 | 4.11 |
53.93 | -1.74 | -0.05 | 155.76 | 3.22 | 0.54 | 3.22 | 1.12 | 0.28 | 0.10 | 11.19 | 3.87 |
50.52 | -2.16 | -0.04 | 149.67 | 3.10 | 0.40 | 3.10 | 1.04 | 0.62 | 0.21 | 10.18 | 3.43 |
48.18 | -2.50 | -0.04 | 144.88 | 3.02 | 0.29 | 3.02 | 1.00 | 0.61 | 0.20 | 9.32 | 3.10 |
46.36 | -2.68 | -0.03 | 140.80 | 3.13 | 0.25 | 3.13 | 1.03 | 0.28 | 0.09 | 9.00 | 2.96 |
43.97 | -3.11 | -0.02 | 135.85 | 3.30 | 0.15 | 3.30 | 1.07 | 0.73 | 0.24 | 8.19 | 2.66 |
42.45 | -3.35 | -0.02 | 132.08 | 3.47 | 0.11 | 3.47 | 1.12 | 0.38 | 0.12 | 7.83 | 2.52 |
40.49 | -3.76 | -0.01 | 127.03 | 3.78 | 0.04 | 3.78 | 1.21 | 0.74 | 0.23 | 7.19 | 2.30 |
38.75 | -4.07 | 0.00 | 122.38 | 4.07 | 0.01 | 4.07 | 1.29 | 0.52 | 0.17 | 6.86 | 2.18 |
37.13 | -4.46 | 0.01 | 117.87 | 4.46 | -0.02 | 4.46 | 1.41 | 0.65 | 0.21 | 6.53 | 2.06 |
35.97 | -4.77 | 0.01 | 114.58 | 4.80 | -0.04 | 4.80 | 1.51 | 0.55 | 0.17 | 6.31 | 1.99 |
34.62 | -5.14 | 0.03 | 110.67 | 5.22 | -0.06 | 5.22 | 1.64 | 0.70 | 0.22 | 6.07 | 1.90 |
32.88 | -5.72 | 0.05 | 105.49 | 5.92 | -0.09 | 5.92 | 1.85 | 1.05 | 0.33 | 5.95 | 1.86 |
31.77 | -6.09 | 0.06 | 102.12 | 6.37 | -0.10 | 6.37 | 1.99 | 0.69 | 0.21 | 5.98 | 1.87 |
30.67 | -6.49 | 0.07 | 98.81 | 6.88 | -0.10 | 6.88 | 2.15 | 0.77 | 0.24 | 6.09 | 1.90 |
29.04 | -7.08 | 0.10 | 93.79 | 7.61 | -0.11 | 7.61 | 2.37 | 1.11 | 0.35 | 6.43 | 2.00 |
26.89 | -6.89 | 0.11 | 86.85 | 7.48 | -0.11 | 7.49 | 2.33 | 0.48 | 0.15 | 6.19 | 1.93 |
26.32 | -6.94 | 0.11 | 85.35 | 7.54 | -0.11 | 7.54 | 2.34 | 0.21 | 0.06 | 6.23 | 1.93 |
25.66 | -7.01 | 0.12 | 83.24 | 7.60 | -0.10 | 7.60 | 2.36 | 0.25 | 0.08 | 6.30 | 1.95 |
24.92 | -7.04 | 0.12 | 80.88 | 7.67 | -0.10 | 7.67 | 2.38 | 0.29 | 0.09 | 6.32 | 1.96 |
24.37 | -7.04 | 0.13 | 79.13 | 7.68 | -0.10 | 7.68 | 2.38 | 0.18 | 0.05 | 6.32 | 1.96 |
23.72 | -6.93 | 0.13 | 77.06 | 7.57 | -0.10 | 7.57 | 2.35 | 0.10 | 0.03 | 6.23 | 1.93 |
23.23 | -6.90 | 0.13 | 75.50 | 7.56 | -0.10 | 7.56 | 2.34 | 0.16 | 0.05 | 6.20 | 1.92 |
22.53 | -6.80 | 0.13 | 73.23 | 7.43 | -0.09 | 7.43 | 2.30 | 0.10 | 0.03 | 6.12 | 1.90 |
18.78 | -5.73 | 0.13 | 61.06 | 6.25 | -0.08 | 6.25 | 1.94 | 0.07 | 0.02 | 5.16 | 1.60 |
18.92 | -5.89 | 0.14 | 61.55 | 6.47 | -0.08 | 6.47 | 2.00 | 0.20 | 0.06 | 5.30 | 1.64 |
17.86 | -5.57 | 0.14 | 58.09 | 6.10 | -0.08 | 6.10 | 1.89 | 0.05 | 0.01 | 5.02 | 1.56 |
16.98 | -5.30 | 0.14 | 55.26 | 5.80 | -0.07 | 5.80 | 1.80 | 0.02 | 0.01 | 4.78 | 1.48 |
15.66 | -4.91 | 0.14 | 50.95 | 5.39 | -0.07 | 5.39 | 1.67 | 0.07 | 0.02 | 4.43 | 1.37 |
14.37 | -4.50 | 0.14 | 46.76 | 4.95 | -0.06 | 4.95 | 1.53 | 0.01 | 0.00 | 4.05 | 1.26 |
13.07 | -4.06 | 0.14 | 42.51 | 4.47 | -0.06 | 4.47 | 1.38 | 0.03 | 0.01 | 3.66 | 1.13 |
11.66 | -3.63 | 0.14 | 37.94 | 4.00 | -0.05 | 4.00 | 1.24 | 0.02 | 0.01 | 3.27 | 1.01 |
10.84 | -3.37 | 0.14 | 35.28 | 3.71 | -0.05 | 3.71 | 1.15 | 0.01 | 0.00 | 3.03 | 0.94 |
10.43 | -3.23 | 0.15 | 33.95 | 3.58 | -0.05 | 3.58 | 1.11 | 0.03 | 0.01 | 2.91 | 0.90 |
10.14 | -3.15 | 0.14 | 33.01 | 3.48 | -0.04 | 3.48 | 1.08 | 0.02 | 0.01 | 2.84 | 0.88 |
10.02 | -3.12 | 0.15 | 32.61 | 3.45 | -0.04 | 3.45 | 1.07 | 0.02 | 0.01 | 2.81 | 0.87 |
9.96 | -3.08 | 0.15 | 32.41 | 3.41 | -0.04 | 3.41 | 1.05 | 0.02 | 0.01 | 2.78 | 0.86 |
9.84 | -3.04 | 0.14 | 32.04 | 3.35 | -0.04 | 3.35 | 1.04 | 0.03 | 0.01 | 2.74 | 0.85 |
9.70 | -2.99 | 0.15 | 31.59 | 3.31 | -0.04 | 3.31 | 1.02 | 0.03 | 0.01 | 2.69 | 0.83 |
9.63 | -2.97 | 0.14 | 31.37 | 3.28 | -0.04 | 3.28 | 1.01 | 0.01 | 0.00 | 2.67 | 0.83 |
9.58 | -2.94 | 0.14 | 31.18 | 3.24 | -0.04 | 3.24 | 1.00 | 0.02 | 0.01 | 2.65 | 0.82 |
9.48 | -2.90 | 0.15 | 30.87 | 3.22 | -0.04 | 3.22 | 0.99 | 0.04 | 0.01 | 2.61 | 0.81 |
9.41 | -2.83 | 0.14 | 30.64 | 3.13 | -0.04 | 3.13 | 0.97 | 0.07 | 0.02 | 2.55 | 0.79 |
9.35 | -2.77 | 0.14 | 30.44 | 3.08 | -0.04 | 3.08 | 0.95 | 0.05 | 0.02 | 2.49 | 0.77 |
9.28 | -2.61 | 0.16 | 30.15 | 3.02 | -0.05 | 3.02 | 0.93 | 0.23 | 0.07 | 2.33 | 0.72 |
9.20 | -2.41 | 0.17 | 29.92 | 2.88 | -0.05 | 2.88 | 0.89 | 0.18 | 0.06 | 2.15 | 0.66 |
8.89 | -2.21 | 0.17 | 29.63 | 2.69 | -0.06 | 2.70 | 0.83 | 0.27 | 0.08 | 1.92 | 0.59 |
8.74 | -2.14 | 0.17 | 29.45 | 2.61 | -0.05 | 2.63 | 0.81 | 0.10 | 0.03 | 1.85 | 0.57 |
8.61 | -2.10 | 0.17 | 29.30 | 2.56 | -0.05 | 2.59 | 0.79 | 0.07 | 0.02 | 1.81 | 0.56 |
8.40 | -2.05 | 0.17 | 29.10 | 2.49 | -0.05 | 2.53 | 0.77 | 0.14 | 0.04 | 1.76 | 0.54 |
8.23 | -1.97 | 0.16 | 28.94 | 2.38 | -0.05 | 2.44 | 0.74 | 0.13 | 0.04 | 1.70 | 0.52 |
8.08 | -1.92 | 0.17 | 28.82 | 2.35 | -0.05 | 2.43 | 0.73 | 0.08 | 0.02 | 1.66 | 0.50 |
8.00 | -1.90 | 0.17 | 28.77 | 2.32 | -0.05 | 2.41 | 0.72 | 0.02 | 0.01 | 1.65 | 0.49 |
7.91 | -1.88 | 0.18 | 28.65 | 2.34 | -0.05 | 2.43 | 0.73 | 0.06 | 0.02 | 1.64 | 0.49 |
7.94 | -1.88 | 0.18 | 28.65 | 2.35 | -0.05 | 2.42 | 0.72 | 0.09 | 0.03 | 1.63 | 0.48 |
7.96 | -1.91 | 0.18 | 28.78 | 2.38 | -0.05 | 2.43 | 0.71 | 0.10 | 0.03 | 1.65 | 0.48 |
8.02 | -1.93 | 0.18 | 29.05 | 2.39 | -0.05 | 2.42 | 0.70 | 0.14 | 0.04 | 1.67 | 0.48 |
8.09 | -1.96 | 0.17 | 29.52 | 2.40 | -0.05 | 2.41 | 0.68 | 0.15 | 0.04 | 1.69 | 0.48 |
8.17 | -1.97 | 0.18 | 29.92 | 2.44 | -0.05 | 2.44 | 0.67 | 0.15 | 0.04 | 1.73 | 0.48 |
8.17 | -1.94 | 0.17 | 30.78 | 2.37 | -0.05 | 2.37 | 0.63 | 0.09 | 0.02 | 1.71 | 0.45 |
8.10 | -1.93 | 0.18 | 32.05 | 2.40 | -0.05 | 2.40 | 0.61 | 0.08 | 0.02 | 1.70 | 0.43 |
7.95 | -1.88 | 0.18 | 33.96 | 2.37 | -0.05 | 2.37 | 0.56 | 0.08 | 0.02 | 1.65 | 0.39 |
7.76 | -1.81 | 0.17 | 36.93 | 2.26 | -0.05 | 2.27 | 0.49 | 0.16 | 0.04 | 1.56 | 0.34 |
7.43 | -1.65 | 0.17 | 42.69 | 2.06 | -0.05 | 2.12 | 0.39 | 0.32 | 0.06 | 1.40 | 0.26 |
表3. 相关参数对体积值的斜率
pH-V | L*-V | a*-V | b*-V | C*-V | H*-V |
0.04 | 8.81 | 0.07 | -0.23 | 0.24 | -0.11 |
0.01 | 2.50 | 0.06 | -0.09 | 0.11 | -0.02 |
0.00 | 0.84 | 0.03 | -0.05 | 0.05 | -0.01 |
0.00 | 0.64 | 0.02 | -0.04 | 0.04 | -0.01 |
0.00 | 0.57 | 0.01 | -0.03 | 0.04 | -0.01 |
0.00 | 0.53 | 0.01 | -0.03 | 0.03 | -0.01 |
0.00 | 0.50 | 0.01 | -0.03 | 0.03 | -0.01 |
0.00 | 0.47 | 0.01 | -0.03 | 0.03 | -0.01 |
0.01 | 0.44 | 0.00 | -0.03 | 0.03 | -0.01 |
0.01 | 0.42 | 0.00 | -0.03 | 0.03 | -0.01 |
0.01 | 0.41 | 0.00 | -0.02 | 0.02 | -0.01 |
0.01 | 0.39 | 0.00 | -0.02 | 0.02 | 0.01 |
0.01 | 0.38 | 0.00 | -0.02 | 0.02 | 0.01 |
0.01 | 0.36 | -0.01 | -0.02 | 0.02 | 0.00 |
0.01 | 0.35 | -0.01 | -0.02 | 0.02 | 0.00 |
0.01 | 0.35 | -0.01 | -0.02 | 0.02 | 0.00 |
0.01 | 0.34 | -0.01 | -0.01 | 0.02 | 0.00 |
0.01 | 0.33 | -0.02 | -0.01 | 0.02 | 0.00 |
0.01 | 0.33 | -0.02 | -0.01 | 0.02 | 0.00 |
0.01 | 0.32 | -0.02 | -0.01 | 0.02 | 0.00 |
0.01 | 0.32 | -0.03 | -0.01 | 0.03 | 0.00 |
0.01 | 0.32 | -0.03 | 0.00 | 0.03 | 0.00 |
0.01 | 0.32 | -0.03 | 0.00 | 0.03 | 0.00 |
0.01 | 0.32 | -0.04 | 0.00 | 0.04 | 0.00 |
0.01 | 0.31 | -0.04 | 0.00 | 0.04 | 0.00 |
0.01 | 0.31 | -0.05 | 0.01 | 0.05 | 0.00 |
0.01 | 0.31 | -0.05 | 0.01 | 0.06 | 0.00 |
0.01 | 0.31 | -0.06 | 0.02 | 0.06 | 0.00 |
0.01 | 0.31 | -0.07 | 0.02 | 0.07 | 0.00 |
0.01 | 0.31 | -0.08 | 0.03 | 0.08 | 0.00 |
0.01 | 0.31 | -0.08 | 0.03 | 0.09 | 0.00 |
0.01 | 0.31 | -0.08 | 0.03 | 0.09 | 0.00 |
0.01 | 0.31 | -0.08 | 0.04 | 0.09 | 0.00 |
0.01 | 0.31 | -0.09 | 0.04 | 0.09 | 0.00 |
0.01 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.01 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.01 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.01 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.02 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.02 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.02 | 0.31 | -0.10 | 0.04 | 0.10 | 0.00 |
0.02 | 0.31 | -0.10 | 0.04 | 0.10 | 0.00 |
0.02 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.02 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.02 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.10 | 0.04 | 0.11 | 0.00 |
0.03 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.05 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.04 | 0.10 | 0.00 |
0.03 | 0.31 | -0.09 | 0.05 | 0.10 | 0.00 |
0.03 | 0.31 | -0.08 | 0.05 | 0.10 | 0.00 |
0.03 | 0.30 | -0.07 | 0.05 | 0.09 | 0.00 |
0.03 | 0.30 | -0.07 | 0.05 | 0.09 | 0.00 |
0.03 | 0.29 | -0.07 | 0.05 | 0.09 | 0.00 |
0.03 | 0.29 | -0.07 | 0.05 | 0.09 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.28 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.27 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.27 | -0.07 | 0.05 | 0.08 | 0.00 |
0.03 | 0.27 | -0.06 | 0.04 | 0.08 | 0.00 |
0.03 | 0.25 | -0.06 | 0.04 | 0.07 | 0.00 |
0.03 | 0.23 | -0.06 | 0.04 | 0.07 | 0.00 |
0.03 | 0.21 | -0.05 | 0.04 | 0.06 | 0.00 |
0.02 | 0.17 | -0.04 | 0.03 | 0.05 | 0.00 |
图1. 色度值对于pH值的斜率曲线
图2. a*-pH、C*-pH、a*-pH和H*-pH的斜率曲线
图3. △E1-pH、△E2-pH、△E3-pH的斜率曲线
图4. (△E1-V)-pH、(△E2)-pH、(△E3-V)-pH的斜率曲线
图5. a*-pH、C*-pH、△E1-pH、(△E1-V)-pH、△E3-pH、(△E3-V)-pH的斜率曲线
图6. pH-V、L*-V、a*-V、b*-V、C*-V、H*-V的斜率曲线
图7. a*-V、b*-V的斜率曲线
图8. C*-V、H*-V的斜率曲线