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Determination of ammonia nitrogen

Determination of ammonia nitrogen, Total:29 items.

In the international standard classification, Determination of ammonia nitrogen involves: Vocabularies, Water quality, Fertilizers, Animal feeding stuffs, Products of the chemical industry.

Professional Standard - Urban Construction, Determination of ammonia nitrogen

• CJ/T 75-1999 Municipal sewage.Determination of nitrogen(ammonia)

Professional Standard - Environmental Protection, Determination of ammonia nitrogen

• HJ 537-2009 Water quality.Determination of ammonia nitrogen.Distillation-neutralization titration
• HJ 535-2009 Water quality.Determination of ammonia nitrogen.Nessler's reagent spectrophotometry
• HJ 536-2009 Water quality.Determination of ammonia nitrogen.Salicylic acid spectrophotometry
• HJ 666-2013 Water quality.Determination of ammonium nitrogen by flow injection analysis (FIA) and Salicylic acid spectrophotometry
• HJ/T 195-2005 Water quality - Determination of ammonia-nitrogen Gas-phase molecular absorption spectrometry

Group Standards of the People's Republic of China, Determination of ammonia nitrogen

• T/NAIA 0169-2022 Water Quality Determination of Ammonia Nitrogen by Ion Chromatography
• T/NAIA 001-2020 Determination of ammoniacal nitrogen in fermented feed Kjeldahl method

SCC, Determination of ammonia nitrogen

• DANSK DS/EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
• NS-EN 15475:2009 Fertilizers — Determination of ammoniacal nitrogen
• DANSK DS/ISO 25475:2020 Fertilizers – Determination of ammoniacal nitrogen
• NS 4746:1975 Water analysis - Determination of ammonia-nitrogen

German Institute for Standardization, Determination of ammonia nitrogen

• DIN EN 15475:2009-04 Fertilizers - Determination of ammoniacal nitrogen; German version EN 15475:2009 / Note: To be replaced by DIN EN ISO 25475 (2019-06).

Lithuanian Standards Office , Determination of ammonia nitrogen

• LST EN 15475-2009 Fertilizers - Determination of ammoniacal nitrogen
• LST EN 15558-2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch

CEN - European Committee for Standardization, Determination of ammonia nitrogen

• PD CEN/TS 15475:2006 Fertilizers - Determination of ammoniacal nitrogen
• PD CEN/TS 15558:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch

Spanish Association for Standardization (UNE), Determination of ammonia nitrogen

• UNE-EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
• UNE-CEN/TS 15475:2007 EX Fertilizers - Determination of ammoniacal nitrogen
• UNE-EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch

GSO, Determination of ammonia nitrogen

• BH GSO ISO 25475:2022 Fertilizers — Determination of ammoniacal nitrogen
• GSO ISO 25475:2021 Fertilizers — Determination of ammoniacal nitrogen

Danish Standards Foundation, Determination of ammonia nitrogen

• DS/EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
• DS 224:1975 Water analysis. Determination of ammonia-nitrogen
• DS/EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch

Association Francaise de Normalisation, Determination of ammonia nitrogen

• NF EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen

British Standards Institution (BSI), Determination of ammonia nitrogen

• 14/30313907 DC BS ISO 25475. Fertilizers. Determination of ammoniacal nitrogen

RO-ASRO, Determination of ammonia nitrogen

• STAS 8683-1970 SURFACE AND WASTE WATERS Determination of ainm nia nitrogen

工業(yè)和信息化部, Determination of ammonia nitrogen

• HG/T 5251-2017 Determination of ammonia nitrogen in textile dyeing and finishing auxiliaries

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