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Biological total nitrogen removal

Biological total nitrogen removal, Total:53 items.

The international standard classification for "Biological total nitrogen removal" includes: Cans. Tins. Tubes , Farming and forestry in general , Starch and derived products , Environmental protection .

The Chinese standard classification for "Biological total nitrogen removal" includes: Landscaping and city appearance sanitation , Refrigeration equipment , Plant quarantine, pest control , Grain processing and products , Environmental protection equipment .


Professional Standard - Recommended Standards for Engineering Construction

  • CECS 149-2003 Specification for design of nitrogen and phosphorus removal in activated sludge system

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Professional Standard - Machinery

Group Standards of the People's Republic of China

未注明发布机构

国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 37528-2019 General technical specification for biological filter for nitrogen removal

SCC

VN-TCVN

Association Francaise de Normalisation

European Committee for Standardization (CEN)

British Standards Institution (BSI)

VDI - Verein Deutscher Ingenieure

  • VDI 3927 BLATT 1-2013 Waste gas cleaning - Removal of sulphur oxides@ nitrogen oxides and halides from combustion flue gases

GOSTR

  • GOST R 57643-2017 Microbiological products. Bacterial fertilizer nitragin. Specifications

Association of German Mechanical Engineers

  • VDI 3927 Blatt 1-2000 Waste gas cleaning - Removal of sulphur oxides, nitrogen oxides and halides from combustion flue gases

German Institute for Standardization

  • DIN CEN/TS 17713:2022-07 Plant biostimulants - Determination of Azospirillum spp.; German version CEN/TS 17713:2022
  • DIN EN 17709:2023-05 Plant biostimulants - Determination of Azobacter spp.; German and English version prEN 17709:2023 / Note: Date of issue 2023-03-31*Intended as replacement for DIN CEN/TS 17709 (2022-07).
  • DIN EN 17713:2023-05 Plant biostimulants - Determination of Azospirillum spp.; German and English version prEN 17713:2023 / Note: Date of issue 2023-04-07*Intended as replacement for DIN CEN/TS 17713 (2022-07).
  • DIN CEN/TS 17709:2022-07 Plant biostimulants - Determination of Azotobacter spp.; German version CEN/TS 17709:2022

ES-UNE

  • UNE-CEN/TS 17713:2022 Plant biostimulants - Determination of Azospirillum spp. (Endorsed by Asociación Española de Normalización in May of 2022.)
  • UNE-CEN/TS 17709:2022 Plant biostimulants - Determination of Azotobacter spp. (Endorsed by Asociación Española de Normalización in May of 2022.)