Research Article
Foulant Characteristics Comparison in Recycling Cooling Water System Makeup by Municipal Reclaimed Water and Surface Water in Power Plant
Table 1
Analytical methods of water quality.
| | Number | Test index | The test method or instrument |
| | 1 | pH | Glass electrode method | | 2 | Turbidity | WZS-180 turbidity meter | | 3 | Conductivity | DDSJ-308A conductivity meter | | 4 | TDS | DDSJ-308A conductivity meter | | 5 | Clā | The Mol method (GB/T 15453-95) | | 6 | | Gravimetric method | | 7 | Alkalinity | Acid-base indicator titration method (GB/T 15451-95) | | 8 | Hardness | EDTA titrimetry (GB/T 15452-95) | | 9 | | Titrimetry | | 10 | COD | Permanganate titration (GB/T 15456-95) | | 11 | TP | Ammonium molybdate spectrophotometer method (B G76 002-90) | | 12 | Orthophosphate | Ammonium molybdate spectrophotometer method (B G76 002-90) | | 13 | TN | Potassium persulfate oxidation ultraviolet spectroscopy | | 14 | | Pay reagent luminosity law | | 15 | DO | YSI 550A dissolved oxygen meters | | 16 | Total Fe | O-Phenanthroline spectrophotometer method | | 17 | Al | HI 93747 NANHA aluminum ion tester | | 18 | Zn | HI 93731 NANHA zinc ion tester | | 19 | Cu | HI 93747 NANHA copper ion tester | | 20 | Me | HI 93748 NANHA manganese ion tester | | 21 | Si | Molybdenum blue colorimetric method | | 22 | Surfactant | Methylene blue spectrophotometer method |
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