Search result: HJ 195-2023 (HJ/T 195-2005 Older version)
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| HJ 195-2023 | English | 179 |
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Water quality - Determination of ammonia nitrogen - Gas-phase molecular absorption spectrometry
| Valid |
HJ 195-2023
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| HJ/T 195-2005 | English | 279 |
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Water quality. Determination of ammonia-nitrogen Gas-phase molecular absorption spectrometry
| Obsolete |
HJ/T 195-2005
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| Standard ID | HJ 195-2023 (HJ195-2023) | | Description (Translated English) | Water quality -- Determination of ammonia nitrogen -- Gas-phase molecular absorption spectrometry | | Sector / Industry | Environmental Protection Industry Standard | | Word Count Estimation | 9,985 | | Date of Issue | 2023-11-27 | | Date of Implementation | 2024-06-01 | | Summary | This standard specifies the gas phase molecular absorption spectrometry method for the determination of ammonia nitrogen in water. This standard is applicable to the determination of ammonia nitrogen (measured in N) in surface water, groundwater, domestic sewage, industrial wastewater and seawater. The detection limit of the method is 0.02 mg/L, and the lower determination limit is 0.08 mg/L. | Similar standards: HJ 511 HJ 945.3 HJ 943
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