Lovibond Tintometer MD 100 Manual De Instrucciones página 58

Digestion
100 ml
Fill a suitable sample
vessel with 100 ml sample
.
25 ºC
15 ºC
Allow the sample to cool to
room temperature.
This sample is used for the analysis of total solved and dissolved Iron.
Implementation of the provision Iron (II,III), dissolved with Tablet
Select the method on the device
For testing of dissolved and undissolved Iron, carry out the described digestion.
10 ml
Fill 24 mm vial with 10 ml
sample.
EN Method Reference Book 1.0
1 ml
Add 1 ml concentrated
sulfuric acid (≥ 95 %) .
Adjust pH-value of the
sample with ammonia
solution (10-25 %) to 3-5.
Close vial(s).
Iron T / M220
10 min
12
11
1
10
2
9
3
8
4
7 5
6
The sample is to be heated
for 10 minutes, or for
as long as it takes for
everything to be completely
dissolved.
100 ml
Fill the sample with
deionised water to 100 ml
.
Sample
Place sample vial in the
sample chamber. • Pay
attention to the positioning.
EN
59