Ionics Instruments
2004
Page 9-25
DLM 30007-08 Rev. A
Verification Worksheet
Name of Analyst
Date
Company Name
Analyzer Serial Number
Firmware
Version
TC Calibration Constant
Blank TC (Average)
Certified
TOC
Concentration
of
standard
Adjusted Standard Concentration
+
=
Measured
TC
Reading
(Average)
To Pass, the measured TC value for the TC/TOC Standard must be within
±
3% of the adjusted
concentration of the Standard and the CV value must be less than 3%.
F
Pass
F
Fail
Calculation of New TC Calibration Constant (if applicable)
Initial
TC
Calibration
Constant
Average TC value from last three runs
New TC
CALIB.
CONST.
Initial TC
CALIB.
CONST.
Standard TOC Conc. + Blank Average
(
)
*
=
(
)
New
TC
Calibration
Constant
Standard Deviation
Relative Standard Deviation (CV)
a set
in
Measurements
of
Number
Average
Result
of
Sum
=
=
=
∑
=
n
ξ
x
1
2
)
(
Deviation
Standard
−
∑ −
=
n
x
x
100
x
Average
Deviation
Standard
(RSD)
Deviation
Standard
Relative
=
Summary of Contents for TOC 800
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