9 annex – Metrohm 781 pH/Ion Meter User Manual
Page 161

9 Annex
780/781 pH/Ion Meter, Manual
151
DIN (according to DIN standard 19267, 1978)
Temp.
(°C)
DIN1
DIN3
DIN4
DIN7
DIN9
DIN12
pH 1
pH 3
pH 4
pH 7
pH 9
pH 12
0
1.08
-
4.67
6.89
9.48
-
5
1.08
1)
-
4.66
1)
6.86
1)
9.43
1)
-
10
1.09
3.10
4.66
6.84
9.37
13.37
15
1.09
1)
3.08
1)
4.65
1)
6.82
1)
9.32
1)
13.15
1)
20
1.09
3.07
4.65
6.80
9.27
12.96
25
1.09
3.06
4.65
6.79
9.23
12.75
30
1.10
3.05
4.65
6.78
9.18
12.61
35
1.10
1)
3.05
1)
4.66
1)
6.77
1)
9.13
1)
12.44
1)
40
1.10
3.04
4.66
6.76
9.09
12.29
45
1.10
1)
3.04
1)
4.67
1)
6.76
1)
9.04
1)
12.13
1)
50
1.11
3.04
4.68
6.76
9.00
11.98
55
1.11
1)
3.04
1)
4.69
1)
6.76
1)
8.97
1)
11.84
1)
60
1.11
3.04
4.70
6.76
8.92
11.69
65
1.11
1)
3.04
1)
4.71
1)
6.76
1)
8.90
1)
11.56
1)
70
1.11
3.04
4.72
6.76
8.88
11.43
75
1.12
1)
3.04
1)
4.74
1)
6.77
1)
8.86
1)
11.30
1)
80
1.12
3.05
4.75
6.78
8.85
11.19
85
1.12
1)
3.06
1)
4.77
1)
6.79
1)
8.83
1)
11.08
1)
90
1.13
3.07
4.79
6.80
8.82
10.99
95
-
-
-
-
-
-
Fisher
Fluka Basel
Temp.
(°C)
Fis2
Fis4
Fis7
Fis10
FBS4
FBS7
FBS9
pH 2
pH 4
pH 7
pH 10
pH 4
pH 7
pH 9
0
-
4.01
7.13
10.34
4.01
7.11
9.20
5
1.98
3.99
7.10
10.26
4.00
7.08
9.15
10
1.98
4.00
7.07
10.19
4.00
7.05
9.10
15
2.02
3.99
7.05
10.12
4.00
7.02
9.05
20
2.00
4.00
7.02
10.06
4.00
7.00
9.00
25
2.00
4.00
7.00
10.00
4.01
6.98
8.96
30
2.00
4.01
6.99
9.94
4.01
6.97
8.91
35
2.02
4.02
6.98
9.90
4.02
6.96
8.88
40
2.01
4.03
6.97
9.85
4.03
6.95
8.84
45
2.01
4.04
1)
6.97
1)
9.81
1)
4.04
6.94
8.80
50
2.01
4.06
6.97
9.78
4.06
6.94
8.77
55
-
4.07
1)
6.97
1)
9.74
1)
4.07
6.93
8.74
60
-
4.09
6.98
9.70
4.09
6.93
8.71
65
-
4.11
1)
6.99
1)
9.68
1)
4.11
1)
6.93
1)
8.69
1)
70
-
4.13
1)
7.00
1)
9.65
1)
4.13
6.94
8.67
75
-
4.14
1)
7.02
1)
9.63
1)
4.14
1)
6.94
1)
8.65
1)
80
-
4.16
1)
7.03
1)
9.62
1)
4.16
6.95
8.63
85
-
4.18
1)
7.06
1)
9.61
1)
4.18
1)
6.96
1)
8.61
1)
90
-
4.21
1)
7.08
1)
9.60
1)
4.21
6.97
8.60
95
-
4.23
1)
7.11
1)
9.60
1)
4.23
1)
6.98
1)
8.59
1)