Hach sensION MM340 - Section A Standard solutions

Consumables (continued)
Description Item no.
Pepsin Cleaning Solution 2964349
Electrode cleaning solution 2965249
0.1 N HCl solution 1481253
Ethanol, 95% (Grease, oils, fats) 2378900
Accessories
Description Item no.
Thermal printer, USB, for sensION+ benchtop instruments LZW8203.97
Thermal paper for printer LZW8203, bag with 4 rolls LZM078
Power supply for sensION+ benchtop instruments,
230-115 VAC
LZW9008.99
LabCom Easy PC SW, for sensION+ GLP, CD, cable,
USB adapter
LZW8997.99
LabCom PC SW, for sensION+ GLP, CD, cable, USB
adapter
LZW8999.99
Magnetic stirrer with sensor holder, for sensION+
multimeters
LZW9319.99
3x50 mL printed beakers for pH calibration LZW9110.97
Three-sensor holder, for sensION+ benchtop instruments LZW9321.99
Radiometer probe holder for sensION+ benchtop
instruments
LZW9325.99
Pyrex glass chamber, continuous flow measurements LZW9118.99
PP protector, electrode storage LZW9161.99
PTFE coated stirring bar, 20 x 6 mm LZW9339.99
Section A Standard solutions
Technical buffer solutions (DIN 19267)
Refer to Table 3 pH and ORP (mV) values of specific buffer sets at
varying temperatures.
Table 3 pH, ORP (mV) and temperature values
Temperature pH mV
°C °F
0 32 2.01 4.01 7.12 9.52 10.30 —
10 50 2.01 4.00 7.06 9.38 10.17 245
20 68 2.00 4.00 7.02 9.26 10.06 228
25 77 2.00 4.01 7.00 9.21 10.01 220
30 86 2.00 4.01 6.99 9.16 9.96 212
40 104 2.00 4.03 6.97 9.06 9.88 195
50 122 2.00 4.06 6.97 8.99 9.82 178
60 140 2.00 4.10 6.98 8.93 9.76 160
70 158 2.01 4.16 7.00 8.88 — —
80 176 2.01 4.22 7.04 8.83 — —
90 194 2.01 4.30 7.09 8.79 — —
Buffer solutions (DIN 19266)
Refer to Table 4 for pH values of specific buffer sets at varying
temperatures.
Table 4 pH and temperature values
Temperature pH
°C °F
5 32 1.668 4.004 6.951 7.087 9.395 10.245 13.207
10 50 1.670 4.000 6.923 7.059 9.332 10.179 13.003
20 68 1.675 4.001 6.881 7.016 9.225 10.062 12.627
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