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MD 610_2d 11/2019
9.
Swirl the vial (the sample)
and than place the vial
(the sample)
in the sample chamber making surethat
the marks
are aligned.
(note 7)
10. Press
TEST
key.
The result is shown in the display in mg/l SDSA.
Notes:
1. This method is adapted from MERCK.
2. Before performing the test read the original test instructions (delivered with the test) and
the MSDS(available at www.merckmillipore.com).
3. Spectroquant
®
is a registered trade mark of the company MERCKKGaA.
4. Appropriate safety precautions and good lab technique should be used during the whole
procedure.
5. Becausereaction depends on temperature, tube temperature must be between
15 and
20°C;
sample temperature must be between
10 and 20°C
.
6. Sample volume should always be metered by using volumetric pipette (classA).
7. Should the lower phasebe turbid, warm the cell briefly with the hand.
8. The test sample should have a pH value between 5 and 10.
9.
SDSA
1)
SDBS
2)
SDS
3)
SDOSSA
4)
Reagent / Accessories
Form of reagent/Quantity
Order-No.
MERCKSpectroquant
®
1.02552.0001
Cell Test / 25 Tests
420763
1)
calculated as sodium 1-dodecanesulfonate (APHA5540, ASTM 2330-02, ISO7875-1)
2)
calculated as sodium dodecylbenzenesulfonate (EPA425.1)
3)
calculated as sodium dodecyl sulfate
4)
calculated as Sodium dioctyl sulfosuccinate
Zero accepted
prepare Test
press TEST
Summary of Contents for Lovibond MD 610
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Page 15: ...9 MD 610_2d 11 2019 Part 1 Methods...
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Page 307: ...301 MD 610_2d 11 2019 Part 2 Instrument Manual...
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