Metrohm tiamo 2.4 (process analysis) - Handbuch (Seite 1175)

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5 Methode
￭￭￭￭￭￭￭￭ 1159
Temp. (°C) Met4 Met7 Met9
pH 4.00 pH 7.00 pH 9.00
35 4.01 6.98 8.93
40 4.02 6.98 8.90
45 4.03 6.97 8.87
50 4.04 6.97 8.84
55 4.06 6.97 8.81
60 4.07 6.97 8.79
65 4.09 6.98 8.76
70 4.11 6.98 8.74
75 4.13 6.99 8.73
80 4.15 7.00 8.71
85 4.18 7.00 8.70
90 4.20 7.01 8.68
95 4.23 7.02 8.67
NIST
Temp. (°C) NIST1 NIST4 NIST7 NIST9 NIST13
pH 1 pH 4 pH 7 pH 9 pH 13
0 - 4.010 6.984 9.464 13.423
5 1.668 4.004 6.950 9.392 13.207
10 1.670 4.001 6.922 9.331 13.003
15 1.672 4.001 6.900 9.277 12.810
20 1.676 4.003 6.880 9.228 12.627
25 1.680 4.008 6.865 9.184 12.454
30 1.685 4.015 6.853 9.144 12.289
35 1.691 4.025 6.843 9.107 12.133
40 1.697 4.036 6.837 9.076 11.984
45 1.704 4.049 6.834 9.046 11.841
50 1.712 4.064 6.833 9.018 11.705
55 1.715 4.075 6.834 8.985 11.574