A-96.250.211 / 171121
AMI Sodium P
Maintenance
75
6.9. Preparing the Standard
Rinse the standard bottles well with deionized water. Prepare the
sodium standards directly in the graduated standard bottles using a
precision pipette. Make sure the concentrations are programmed
correctly. See menu
Prepare two
standards
Prepare the 2 standards directly in the marked bottle using the stock
solution. The final concentration must correspond to the concentra
-
tions programmed in the instrument.
The standard stock solution has a concentration of 1’000 ppm.
Mixing
standard
Amount of
standard
Filled up to 1 l
with high purity water
Result
0.2 ml (= 200 µl)
- - -
200 ppb
1 ml
- - -
1’000 ppb
2 ml
- - -
2’000 ppb
