Phosphorus, Acid Hydrolyzable
Phosphorus, Acid Hydrolyzable
Page 2 of 6
PhosphorusAcidHyd_TNT_Other_PHY_Eng_Ody.fm
5. Touch the timer icon.
Touch
OK.
A 30-minute heating
period will begin.
6. After the timer beeps,
carefully remove the vial
from the reactor. Place it
in a test tube rack and
cool to room
temperature.
7. Using a TenSette
Pipet, add 2 mL of 1.00 N
sodium hydroxide to the
vial. Cap tightly and
shake to mix.
8. Clean the outside of
the vial with a towel to
remove fingerprints or
other marks.
9. Install the 16-mm
adapter.
Note: See Section 2.6 in the
Instrument Manual for
installation details.
Place the sample vial into
the adapter.
10. Touch Zero.
The display will show:
0.00 mg/L PO
4
3–
11. Using a funnel, add
the contents of one
PhosVer 3 Powder Pillow
to the vial.
Read results within two to
eight minutes after adding
the PhosVer 3 reagent.
12. Cap tightly and shake
to mix for 10–15 seconds.
The powder will not
completely dissolve.
13. Touch the timer icon.
Touch
OK.
A two-minute reaction
period will begin.
14. Clean the outside of
the vial with a towel to
remove fingerprints or
other marks.
15. Wipe the prepared
sample and place it into
the adapter.
16. Touch Read.
Results will appear in
mg/L PO
4
3–
.
Zero
Read
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