EN-46
Analyzer and Bench Meter
Table 13-3 Buffer group: MERCK (Ref. 20°C)
Temp °C
pH2.00
pH4.00
pH7.00
pH9.00
pH12.00
5
2.01
4.04
7.07
9.16
12.41
10
2.01
4.02
7.05
9.11
12.26
15
2
4.01
7.02
9.05
12.1
20
2
4
7
9
12
25
2
4.01
6.98
8.95
11.88
30
2
4.01
6.98
8.91
11.72
35
2
4.01
6.96
8.88
11.67
40
2
4.01
6.95
8.85
11.54
45
2
4.01
6.95
8.82
11.44
50
2
4
6.95
8.79
11.33
Table 13-4 Buffer group: DIN (19266) (Ref. 25°C)
Temp °C
pH1.09
pH4.65
pH6.79
pH9.23
pH12.75
5
1.668
4.004
6.95
9.392
13.207
10
1.67
4.001
6.922
9.331
13.003
15
1.672
4.001
6.9
9.277
12.81
20
1.676
4.003
6.88
9.228
12.627
25
1.68
4.008
6.865
9.184
12.454
30
1.685
4.015
6.853
9.144
12.289
35
1.691
4.026
6.845
9.11
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
13.2 Conductivity standards
Table 13-5 Conductivity standards
Temp °C
10 μS/cm 84 μS/cm 146.5 µS/cm 500 μS/cm
1413
μS/cm 12.88 mS/cm
5
6.1 μS/cm 53 µS/cm 93 µS/cm
315 µS/cm
896 µS/cm 8.22 mS/cm
10
7.1 μS/cm 60 µS/cm 106 µS/cm
360 µS/cm 1020 µS/cm 9.33 mS/cm
15
8.0 μS/cm 68 µS/cm 119 µS/cm
403 µS/cm 1147 µS/cm 10.48 mS/cm
20
9.0 μS/cm 76 µS/cm 133 µS/cm
452 µS/cm 1278 µS/cm 11.67 mS/cm
25
10.0 μS/cm 84 µS/cm 146.5 µS/cm 500 µS/cm 1413 µS/cm 12.88 mS/cm
30
11.0 μS/cm 92 µS/cm 161 µS/cm
549 µS/cm 1552 µS/cm 14.12 mS/cm
35
12.1 μS/cm
101
µS/cm
176 µS/cm
603 µS/cm 1667 µS/cm 15.39 mS/cm
Summary of Contents for a-AB33EC
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