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Online ammonia nitrogen analyzer
The principle of Smarter NH3-N spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter NH3-N adopts the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter NH3-N has unparalleled advantages in stability and accuracy.Online ammonia analyzer
The principle of Smarter NH4 ion selective method: An ion selective electrode is an indicator electrode that has selectivity for a specific ion. The Smarter NH4 online ion concentration analyzer detects the sample and records the electrode potential. Then, a high-precision diaphragm pump or injection pump is used to add a certain standard solution to the reaction pool and read again. Based on the difference between the two readings, the initial concentration of the sample was calculated, eliminating the influence of other components in the sample. In addition, due to the automatic adjustment of the amount of standard solution added, the measurement range also changes automatically. Within a considerable concentration range, the measurement accuracy can be maintained within 1%.Online fluoride ion analyzer
The principle of Smarter F ion selectivity method: An ion selective electrode is an indicator electrode that has selectivity for a specific ion. The Smarter-F online ion concentration analyzer detects the sample and records the electrode potential. Then, a high-precision diaphragm pump or injection pump is used to add a certain standard solution to the reaction pool and read again. Based on the difference between the two readings, the initial concentration of the sample was calculated, eliminating the influence of other components in the sample. In addition, due to the automatic adjustment of the amount of standard solution added, the measurement range also changes automatically. Within a considerable concentration range, the measurement accuracy can be maintained within 1%.Online cadmium ion analyzer - spectrophotometric method
The principle of Smarter Cd spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Cd uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Cd has unparalleled advantages in stability and accuracy.Online silicon ion analyzer
The principle of Smarter Si spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Si adopts the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Si has unparalleled advantages in stability and accuracy.Online ammonia analyzer
The principle of Smarter N2H4 spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter-N2H4 adopts the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter N2H4 has unparalleled advantages in stability and accuracy.Online phosphate analyzer
The principle of Smarter PO4 spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter PO4 adopts the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter PO4 has unparalleled advantages in stability and accuracy.Online hexavalent chromium analyzer
The principle of Smarter Cr spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Cr uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Cr has unparalleled advantages in stability and accuracy.Online aluminum ion analyzer
The principle of Smarter Al spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Al uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Al has unparalleled advantages in stability and accuracy.Online chloride ion analyzer
The principle of Smarter Cl ion selectivity method: An ion selective electrode is an indicator electrode that has selectivity for a specific ion. The Smarter Cl online ion concentration analyzer detects the sample and records the electrode potential. Then, a high-precision diaphragm pump or injection pump is used to add a certain standard solution to the reaction pool and read again. Based on the difference between the two readings, the initial concentration of the sample was calculated, eliminating the influence of other components in the sample. In addition, due to the automatic adjustment of the amount of standard solution added, the measurement range also changes automatically. Within a considerable concentration range, the measurement accuracy can be maintained within 1%.Online manganese method COD analyzer
The principle of Smarter COD spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter COD adopts the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter COD has unparalleled advantages in stability and accuracy.Online manganese ion analyzer
The principle of Smarter Mn spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Mn uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Mn has unparalleled advantages in stability and accuracy.Online nickel ion analyzer
The principle of Smarter Ni spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Ni uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Ni has unparalleled advantages in stability and accuracy.Online lead ion analyzer
The principle of Smarter Pb photometry: Based on the initial color of the sample and the difference in color after adding the developer, the concentration of the sample is analyzed by comparing the differences between the two. Smarter Pb uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Pb has unparalleled advantages in stability and accuracy.Online cyanide analyzer
The principle of Smarter CN spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter CN uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter CN has unparalleled advantages in stability and accuracy.Online arsenic ion analyzer - spectrophotometric method
The principle of Smarter As spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter As uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter As has unparalleled advantages in stability and accuracy.Online iron ion analyzer
The principle of Smarter Fe spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Fe uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Fe has unparalleled advantages in stability and accuracy.Online copper ion analyzer
The principle of Smarter Cu spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Cu uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Cu has unparalleled advantages in stability and accuracyOnline nitrate analyzer
The principle of Smarter NO3 ion selective method: An ion selective electrode is an indicator electrode that has selectivity for a specific ion. The Smarter NO3 online ion concentration analyzer detects the sample and records the electrode potential. Then, a high-precision diaphragm pump or injection pump is used to add a certain standard solution to the reaction pool and read again. Based on the difference between the two readings, the initial concentration of the sample was calculated, eliminating the influence of other components in the sample. In addition, due to the automatic adjustment of the amount of standard solution added, the measurement range also changes automatically. Within a considerable concentration range, the measurement accuracy can be maintained within 1%.Online zinc ion analyzer
The principle of Smarter Zn spectrophotometry is to analyze the concentration of the sample by comparing the difference between the initial color of the sample and the color after adding the developer. Smarter Zn uses the world's most stable detection light source, Newport narrowband filter, and a large area rear dual beam detector. Compared with traditional photometric online process analyzers, Smarter Zn has unparalleled advantages in stability and accuracy.
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Smarter ® Series
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Almightier ®- TOX Biotoxicity Analyzer
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Almightier ®- ECO Escherichia coli analyzer
COD--The new national standard
2025-01-14 10:24:27
To implement the "Environmental Protection Law of the People's Republic of China", protect the environment, safeguard human health, standardize the national environmental pollutants monitoring method, and formulate this standard.
This standard specifies a rapid digestion spectrophotometric method for determination of chemical oxygen demand in surface water, groundwater, domestic sewage and industrial wastewater.
This standard is developed for the first time.
This standard is a guiding standard.
This standard is proposed by the Department of Science and Technology Standards of the State Environmental Protection Administration.
The main drafting unit of this standard: Hebei Environmental Monitoring Center Station.
This standard was approved by the State Environmental Protection Administration on December 7, 2007.
This standard shall be implemented as of March 1, 2008.
This standard shall be interpreted by the State Environmental Protection Administration.
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