ORBECO SP600, Instruction Manual, Page: 13 / 334

11
SP600 Spectrophotometer 01/2008
No. Analysis Reagent Range Displayed
as Method
[nm]
Page
275
Nitrite LR TT
tube test 0.03-0.6 mg/l N Sulfanilic acid/
Naphthylamine
1
545 182
276
Nitrite HR TT
tube test 0.3-3 mg/l N Sulfanilic acid/
Naphthylamine
1
545 184
280 Nitrogen, total
LR TT tube test 0.5-25 mg/l N Persulfate
digestion method 410 186
281 Nitrogen, total
HR TT tube test 5-150 mg/l N Persulfate
digestion method 410 188
283 Nitrogen, total
LR 2 TT tube test 0.5-14 mg/l N 2,6 Dimethyl-
phenol
2,3
340 190
284 Nitrogen, total
HR 2 TT tube test 5-140 mg/l N 2,6 Dimethyl-
phenol
2,3
340 192
290 Oxygen, active T tablet 0.1-10 mg/l O
2
DPD 510 194
299
Ozone
(DPD) 50
tablet 0.02-0.5 mg/l O
3
DPD/Glycine 5 510 196,
198
300 Ozone
(DPD) T tablet 0.02-1 mg/l O
3
DPD/Glycine
5
510 196,
202
330 pH-Value T tablet 6.5-8.4 — Phenol red
5
558 206
331 pH-Value L liquid 6.5-8.4 — Phenol red 5 558 208
315 Phenol T tablet 0.1-5 mg/l
C
6
H
5
OH
4-Aminoantipyrine
1
507 210
326 Phosphate,
total TT tube test 0.02-1.1 mg/l P Acid persulf. digestion,
Ascorbic acid
2
890 212,
214
317 Phosphate,
total LR TT tube test 0.07-3 mg/l P Phosphomolybdic
acid /
Ascorbic acid
2
690 212,
216
318
Phosphate,
total HR TT
tube test 1.5-20 mg/l P Phosphomolybdic
acid/
Ascorbic acid
2
690 212,
218
320 Phosphate,
ortho LR T tablet 0.05-4 mg/l PO
4
Ammonium-
molybdate
2, 3
710 212,
220
321
Phosphate,
ortho HR T
tablet 1-80 mg/l PO
4
Vanando-
molybdate
2
470 212,
222
323
Phosphate,
ortho PP
powder pack 0.06-2.5 mg/l PO
4
Ascorbic acid 2 890 212,
224
324
Phosphate,
ortho TT
tube test 0.06-5 mg/l PO
4
Ascorbic acid 2 890 212,
226
322 Phosphate,
ortho (VM) TT tube test 3-60 mg/l PO
4
Vanadomolybdate
2
438 212,
228
Part 1 Methods
1.1 Table of Methods
* = free, combined, total; PP = powder pack; T = tablet;
L = liquid; TT = tube test; LR = low range; MR = middle range; HR = high range;