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MOLYBDENUM, MOLYBDATE, LR
4.
Fill a 25-mL
sample cell to the
20-mL line with the
sample.
Note: For proof of
accuracy, use a 2.0 mg/L
Molybdenum Standard
Solution (preparation
given in Accuracy
Check) in place of the
sample.
Note: Filter turbid
samples using the
labware listed under
Optional Apparatus.
7.
Add 0.5 mL of
Molybdenum 2
Reagent to the 10-mL
cell. Cap and invert
several times to mix.
This is the developed
sample.
Note: Molybdenum will
cause a green color to
form.
5.
Add the contents
of one Molybdenum
1 Reagent Powder
Pillow. Cap Shake
the sample cell to
dissolve the reagents
(the prepared
sample).
2 minutes
8.
Wait two minutes.
61-36
continued
6.
Fill a 10-mL cell
to the 10-mL line
with prepared
sample.
9.
Fill a 10-mL cell
to the 10-mL line
with prepared sample
(the blank). Cap.
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