
84
SP600 Spectrophotometer 01/2008
1.1 Methods
Chromium (Vl)
with Powder Pack
0.005 – 0.5 mg/l Cr / 5 – 500 μg/l Cr
1. Fill a clean 50 mm cell with
deionized water
.
2. Place the cell in the sample chamber making sure that
the positioning is correct.
3. Press
ZERO
key.
4. Remove the cell from the sample chamber. Empty the
cell and dry completely.
5. Fill
10 ml of water sample
into a clean vial (16 mm Ø).
6. Add
one CHROMIUM HEXAVALENT powder pack
straight from the foil to the water sample.
7. Close the vial tightly with the cap and swirl several
times to mix the contents.
8. Fill the 50 mm cell with this test solution.
9. Place the cell in the sample chamber making sure that
the positioning is correct.
10. Press
TEST
key.
Wait for a
reaction period of 5 minutes
.
After the reaction period is finished the measurement
starts automatically.
The result is shown in the display as Chromium (Vl).
Notes:
see previous page
Ø 16 mm
prepare Zero
press ZERO
Zero accepted
prepare Test
press TEST
Countdown
5:00
1
2
4
Summary of Contents for SP600
Page 1: ...Instruction Manual SP600 Spectrophotometer ...
Page 2: ......
Page 9: ...7 SP600 Spectrophotometer 01 2008 Part 1 Methods ...
Page 37: ...35 SP600 Spectrophotometer 01 2008 ...
Page 83: ...81 SP600 Spectrophotometer 01 2008 ...
Page 163: ...161 SP600 Spectrophotometer 01 2008 1 1 Methods Note 1 Mn MnO4 KMnO4 ...
Page 203: ...201 SP600 Spectrophotometer 01 2008 ...
Page 207: ...205 SP600 Spectrophotometer 01 2008 ...
Page 249: ...247 SP600 Spectrophotometer 01 2008 1 1 Methods Notes 1 SO3 Na2 SO3 ...
Page 251: ...249 SP600 Spectrophotometer 01 2008 ...
Page 266: ...264 SP600 Spectrophotometer 01 2008 ...
Page 267: ...265 SP600 Spectrophotometer 01 2008 Part 2 Operating manual ...
Page 330: ...328 SP600 Spectrophotometer 01 2008 3 6 3 3 blank because of technical requirements ...