LaMotte LTC3000wi Turbidity & Chlorine Lab Meter - Manual (Page 52)

3. Remove the fi lter from the
syringe. Remove the plunger
from the barrel. (This step is
required to prevent rupturing
the fi lter by the vacuum that
would be created when the
plunger is removed.)
4. Replace the fi lter and repeat
step 2 for a second rinse
of the syringe and storage
container.
5. Remove the fi lter from the
syringe. Remove the plunger
from the barrel. Replace
the fi lter and fi ll the syringe
with approximately 50 mL
of deionized water. Filter
the water into the storage
container and save this
turbidity-free water.
6. Repeat Step 5 until the
desired amount of turbidity-
free water has been collected.
TESTING TIPS
1. Samples should be collected in a clean glass or polyethylene
container.
2. Samples should be analyzed as soon as possible after collection.
3. Gently mix sample by inverting before taking a reading but avoid
introducing air bubbles.
4. For the most precise results, follow the recommended procedure
52
Turbidity Analysis