
Addendum
pH Auto-Buffer & Conductivity Auto-Standard Sets
Ad.1
Jenway Auto-Buffer Set
Temperature 0
o
C 10
o
C 20
o
C 25
o
C 30
o
C 40
o
C 50
o
C 60
o
C
pH 2 at 25
o
C 2.010 2.010 2.010 2.000 19.90 2.010 2.000 2.000
pH 4 at 25
o
C 4.000 4.000 4.000 4.005 4.009 4.027 4.050 4.080
pH 7 at 25
o
C 7.120 7.065 7.020 7.005 6.990 6.975 6.960 6.960
pH 9.2 at 25
o
C 9.520 9.381 9.261 9.207 9.152 9.060 8.991 8.931
pH 10 at 25
o
C 10.270 10.180 10.005 10.000 9.950 9.866 9.780 9.753
Ad.2
NST Auto-Buffer Set
Temperature 0
o
C 10
o
C 20
o
C 25
o
C 30
o
C 40
o
C 50
o
C 60
o
C
pH 1.68 at 25
o
C 1.670 1.670 1.675 1.680 1.685 1.695 1.710 1.725
pH 4.01 at 25
o
C 4.000 4.000 4.005 4.010 4.015 4.035 4.065 4.095
pH 6.87 at 25
o
C 6.975 6.925 6.885 6.870 6.855 6.835 6.830 6.835
pH 9.18 at 25
o
C 9.460 9.340 9.230 9.180 9.140 9.070 9.015 8.965
pH 12.45 at 25
o
C 13.410 13.010 12.630 12.450 12.290 11.985 11.705 11.450
Ad.3
DIN Auto-Buffer Set
Temperature 0
o
C 10
o
C 20
o
C 25
o
C 30
o
C 40
o
C 50
o
C 60
o
C
pH 3.06 at 25
o
C 3.140 3.100 3.070 3.060 3.050 3.040 3.040 3.035
pH 4.65 at 25
o
C 4.680 4.660 4.650 4.650 4.650 4.660 4.680 4.700
pH 6.79 at 25
o
C 6.895 6.845 6.805 6.790 6.780 6.765 6.760 6.755
pH 9.23 at 25
o
C 9.485 9.375 9.275 9.230 9.185 9.095 9.005 8.915
pH 12.75 at 25
o
C 13.770 13.370 12.960 12.750 12.600 12.295 11.985 11.675
Ad.4
JIS Auto-Buffer Set
Temperature 0
o
C 10
o
C 20
o
C 25
o
C 30
o
C 40
o
C 50
o
C 60
o
C
pH 1.68 at 25
o
C 1.670 1.670 1.675 1.680 1.685 1.695 1.710 1.725
pH 4.01 at 25
o
C 4.015 4.005 4.005 4.015 4.030 4.040 4.060 4.095
pH 6.86 at 25
o
C 6.975 6.925 6.880 6.860 6.850 6.835 6.835 6.840
pH 9.18 at 25
o
C 9.450 9.330 9.225 9.180 9.140 9.070 9.015 8.965
pH 12.45 at 25
o
C 13.410 13.010 12.630 12.450 12.295 11.990 11.710 11.455
Ad.5
Conductivity Auto-Standard Set
Temperature 5
o
C 10
o
C 15
o
C 20
o
C 25
o
C 30
o
C 40
o
C 50
o
C
10µS at 25
o
C 6.13 7.10 7.95 8.97 10.00 11.03 13.29 15.55
84µS at 25
o
C 53.02 60.34 67.61 75.80 84.00 92.19 109.21 126.80
1413µS at 25
o
C 894.00 1007.0 1139 1276 1413 1550 1833 2139
12.88mS at 25
o
C 8.216 9.326 10.439 11.664 12.880 14.112 16.678 19.338
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