Appendix A: Temperature Coefficient Of Ph Buffers - YSI EcoSense pH1000A User Manual

A P P E N D I X A : T E M P E R A T U R E
C O E F F I C I E N T O F p H B U F F E R S
The temperature coefficients of pH calibration buffers 4.01, 7.00, and
10.01 (e.g. YSI buffers), as well as the 4.00, 6.86, and 9.18 buffer set,
are stored inside the instrument. The buffers used to calibrate the
instrument must exhibit the same temperature characteristics as the
stored values.
4.01, 7.00, 10.01 Buffer Set
0 C 4.01
o
5 C 4.01
o
10 C 4.00
o
15 C 4.00
o
20 C 4.00
o
25 C 4.01
o
30 C 4.01
o
35 C 4.02
o
40 C 4.03
o
45 C 4.04
o
50 C 4.06
o
55 C 4.08
o
60 C 4.10
o
Note: The actual reading of the instrument can differ from the values shown by ±0.01pH.
7.11 10.32
7.08 10.25
7.06 10.18
7.03 10.12
7.01 10.06
7.00 10.01
6.98 9.97
6.98 9.93
6.97 9.89
6.97 9.86
6.97 9.83
6.97 9.80
6.98 9.78
14
4.00, 6.86, 9.18 Buffer Set
4.01 6.98
4.00 6.95
4.00 6.92
4.00 6.90
4.00 6.88
4.00 6.86
4.01 6.85
4.02 6.84
4.03 6.84
4.04 6.83
4.06 6.83
4.07 6.83
4.09 6.84
Item # 601119REF
October 2017
©2017 YSI Incorporated.
9.46
9.39
9.33
9.28
9.23
9.18
9.14
9.10
9.07
9.04
9.02
8.99
8.97
Rev C