Absorption Spectrum of Nitrogen

Absorption Spectrum of Nitrogen, Total:16 items.

The international standard classification for "Absorption Spectrum of Nitrogen" includes: Water quality .

The Chinese standard classification for "Absorption Spectrum of Nitrogen" includes: Analysis methods for toxic substances in water , Basic standards and general methods , Office supplies and office implements .

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Professional Standard - Environmental Protection

• HJ/T 196-2005 Water quality -- Determination of Kjeldahl-nitrogen Gas-phase molecular absorption spectrometry
• HJ/T 198-2005 Water quality -- Determination of nitrate-nitrogen Gas-phase molecular absorption spectrometry
• HJ/T 195-2005 Water quality -- Determination of ammonia-nitrogen Gas-phase molecular absorption spectrometry
• HJ/T 199-2005 Water quality -- Determination of total-nitrogen Gas-phase molecular absorption spectrometry
• HJ/T 197-2005 Water quality -- Determination of nitrite-nitrogen Gas-phase molecular absorption spectrometry

Hubei Provincial Standard of the People's Republic of China

• DB42/T 2120-2023 Determination of ammonia nitrogen, nitrite nitrogen and nitrate nitrogen in soil by gas phase molecular absorption spectrometry

Professional Standard - Agriculture

• HJ 195-2023 Water quality―Determination of ammonia nitrogen―Gas-phase molecular absorption spectrometry
• SC/T 9444-2023 Determination of ammonia-nitrogen in aquaculture water by gas- phase molecular absorption spectrometry method
• HJ 199-2023 Water quality―Determination of total nitrogen ―Gas-phase molecular absorption spectrometry

Group Standards of the People's Republic of China

• T/CHES 13-2017 Water Quality Determination of Nitrate Nitrogen Gas Phase Molecular Absorption Spectrometry
• T/CHES 12-2017 Water Quality Determination of Ammonia Nitrogen Gas Phase Molecular Absorption Spectrometry
• T/CHES 15-2017 Determination of Total Nitrogen in Water Quality Gas Phase Molecular Absorption Spectrometry
• T/CHES 14-2017 Water Quality Determination of Nitrite Nitrogen Gas Phase Molecular Absorption Spectrometry

Professional Standard - Hygiene

• WS/T 31-1996 Urine - Determination of cadmium - Flame atomic absorption spectrometric method

Professional Standard - Education

• JY 0201-1991 A set for producing absorption spectrum of sodium

Korean Agency for Technology and Standards (KATS)

• KS D ISO 22960-2010(2020) Titanium and titanium alloys－Determination of iron－Molecular absorption spectrometry using 1,10-phenanthroline

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