ParTech 7200, Instruction Manual

Page: 43 / 50

7200 Monitor Instruction Manual
23 Preparation of Fullers Earth Solution
The Fuller's Earth is supplied in a sealed 20g package, the package contains sufficient to make a 20,000 mg/l (20 g/l)
solution when combined with 1 litre of water. Alternate solutions can be obtained by increasing the amount of water
used as shown in the table below.
Solution Required (g/l)
Add pack to water
(litres)
2.5 8.0
5.0 4.0
10.0 2.0
20.0 1.0
40.0 0.5
The following points should be observed when preparing and using Fullers Earth solutions:
•
The water used should be freshly distilled or de-mineralised
•
Ensure the container used for the solution is clean
•
During preparation and use, keep the solution covered to prevent contamination
•
When using the solution it must be continually stirred to ensure accurate and consistent measurements and to
prevent settling
167300IM-Issue 12 Issue Date 14/10/2014 Page 43 of 50