Metrohm 756 KF Coulometer User Manual

Page 60

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3.15 Storing determination results and silo calculations

756/831 KF Coulometer, Instructions for Use

52

Starting from the following silo report:

with "match id: off" the following silo calculation report (scalc full) is obtained:

With "match id: id1" the following silo calculation report (scalc full) is obtained:

The short silo calculation report contains only calculations for the current sample.

The mean values of the silo calculations are available for further result calculations as C26

and C27 and can be used in the Coulometer in formulas.

Mean value of C24 ⇒ C26

Mean value of C25 ⇒ C27

Important:

If work is performed with silo calculations, the method name must be entered in the

silo memory.

Results will be overwritten in the silo recalculation, as long as the silo line is marked

with "/". If you do not wish such an input, e.g. because you are processing an urgent

sample between a series, disconnect the silo.

Calculations and assignments are carried out in the following order:

1. Calculation of the results RSX

2. Calculation of means MNX

3. Assignment of silo results C24 and C25

4. Silo calculations

5. Assignment of means C26 and C27 from silo calculations

6. Assignment of common variables C3X

'si
756 KF Coulometer 012/101 5.756.0010
date 1998-10-27 time 08:54 14
>silo
cycle lines: OFF
save lines: ON
sl method id1/C21 id2/C22 id3/C23 C00 C24
+ 1 11-2 A/12 98-11-12 0.233 g 14.2 ppm

+ 2 0-15 A/13 98-11-12 0.286 g 13.8 ppm

+ 3 0-15 A/13 98-11-12 0.197 g 14.5 ppm

+ 4 11-2 A/12 98-11-12 0.288 g 13.8 ppm

/ 5 11-2 A/15 98-11-12 0.263 g 14.5 ppm

------------

Only C24 allo-

cated

:
method id1/C21 id2/C22 id3/C23 mean +/-s n
11-2 * * * content 14.2 ppm 0.35 3
0-15 * * * content 14.2 ppm 0.49 2

All samples which

have been proc-

essed with the

same method are

combined

:
method id1/C21 id2/C22 id3/C23 mean +/-s n
11-2 A/12 * * content 14.0 ppm 0.28 2
0-15 A/13 * * content 14.2 ppm 0.49 2
11-2 A/15 * * content 14.5 ppm 0.00 1

Sample processed

with the same

method and having

the same id1 are

combined

:
method id1/C21 id2/C22 id3/C23 mean +/-s n
11-2 A/15 * * content 14.5 ppm 0.00 1

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