Metrohm 797 VA Computrace Manual de usuario descargar pdf (Pagina 113)

5.2 Working method specifications

797 VA Computrace – Software

101

EDIT WORKING METHOD PARAMETER/Determination tab.

For

Calibration techniques not related to the Electroplating Bath VA

modes, following formula is quoted:

Final Result

Final result of the determination, displayed on the

bottom of the result sheet.

Conc.

The determined sample concentration, obtained

through measurements and internal standard ad-

dition calculations (displayed in the Substance part

of the result sheet).

Cell Volume

Total volume of solution (sample + auxiliary solu-

tion, e.g. buffer (added manually or pre-dosed

with a Dosing Device)) in the measuring vessel at

the start of the determination (displayed in the

Sample part of the result sheet).

Sample Amount

Amount of sample added to the measuring vessel.

(displayed in the Sample part of the result sheet).

Multiplier [ any number ; 1 ]

Multiplier for calculation formula.

Divisor [ any number ; 1 ]

Divisor for calculation formula.

Summand [ any number ; 0 ]

Summand for calculation formula.

Blank [ any number ; 0 ]

Blank value to be subtracted from the final result.

For the Electroplating Bath VA Calibration techniques “LAT” and

“MLAT” (for Brightener determination) as well as "RC Sample with

response curve" (for Suppressor determination) following formula is

quoted:

Volume Prod. Bath

The volume of sample bath solution added (see

Production bath solution, section 6.4).

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Metrohm 797 VA Computrace Manual de usuario Pagina 113