LTH Electronics MXD75 - Buffer Solutions

Channel Calibration
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MXD70 pH / Redox
Setup and Operating Guide
Channel Calibration
Buffer Solutions
The following table gives the LTH buffer solution values. NB. Buffer solutions should be prepared and
used in accordance with the instructions supplied with them.
pH variation against temperature
Temperature (C)
LTH 4pH Buffer LTH 7pH Buffer LTH 9pH Buffer
10 4.00 7.07 9.21
15 4.00 7.04 9.14
20 4.00 7.02 9.06
25 4.00 7.00 9.00
30 4.01 6.99 8.96
35 4.02 6.98 8.92
40 4.03 6.97 8.88
50 4.05 6.96 8.83
60 4.08 6.96 8.81
LTH Buffer Solutions Ordering Information
Type No Part No Description
SB-052-1610 138/199 4pH Buffer standard colour coded Red, 500ml.
SB-168-1610 138/200 7pH Buffer standard colour coded Clear, 500ml.
SB-054-1610 138/201 9pH Buffer standard colour coded Blue, 500ml.
SR-009-1610 138/175 124mV Redox solution. 500ml
SR-022-1610 138/176 358mV Redox solution. 500ml