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Database: 365,228(8 Aug 2026)

Free ammonia colorimetric

Free ammonia colorimetric, Total:26 items.

The international standard classification for "Free ammonia colorimetric" includes: Thermosetting materials , Plastics in general , Animal feeding stuffs .

The Chinese standard classification for "Free ammonia colorimetric" includes: Basic standards and general methods for synthetic resin and plastic , Livestock and poultry feed and additive .


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

  • GB/T 5474-2016 Plastics-Phenol formaldehyde mouldings-Determination of free ammonia and ammonium compounds-Colorimetric comparison method
  • GB/T 23737-2009 Determination of free canavanine in feeds - Ion exchange chromatography
  • GB/T 5474-1985 Phenol-formaldehyde mouldings; Determination of free ammonia and ammonium compounds; Colorimetric comparison method

Professional Standard - Light Industry

  • QB/T 4356-2012 Determination of Free Amino Acids in Chinese Rice Wine - High Performance Liquid Chromatography

GSO

  • GSO ISO 120:2015 Plastics -- Phenol-formaldehyde mouldings -- Determination of free ammonia and ammonium compounds -- Colorimetric comparison method
  • OS GSO ISO 120:2015 Plastics -- Phenol-formaldehyde mouldings -- Determination of free ammonia and ammonium compounds -- Colorimetric comparison method

Association Francaise de Normalisation

  • NF EN ISO 120:1998 Plastics - Molded parts based on phenoplasts - Determination of free ammonia and ammonia compounds. Colorimetric comparison method
  • NF T51-009*NF EN ISO 120:1998 Plastics. Phenol-formaldehyde mouldings. Determination of free ammonia and ammonium compounds. Colorimetric comparison method.

Danish Standards Foundation

  • DS/EN ISO 120:1999 Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Colorimetric comparison method

International Organization for Standardization (ISO)

  • ISO 120:1977 Plastics; Phenol-formaldehyde mouldings; Determination of free ammonia and ammonium compounds; Colorimetric comparison method

SCC

  • DANSK DS/EN ISO 120:1999 Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Colorimetric comparison method
  • AENOR UNE-EN ISO 120:1999 PLASTICS - PHENOL-FORMALDEHYDE MOLDINGS - DETERMINATION OF FREE AMMONIA AND AMMONIUM COMPOUNDS. COLORIMETRIC COMPARISON METHOD (ISO 120:1977).
  • NS-EN ISO 120:1998 Plastics — Phenol-formaldehyde mouldings — Determination of free ammonia and ammonium compounds — Colorimetric comparison method (ISO 120:1977)
  • AWWA JAW6662 Journal AWWA — Determining Free Available Chlorine by DPD-Colorimetric, DPD-Steadifac (Colorimetric), and FACTS Procedures

German Institute for Standardization

  • DIN EN ISO 120:1998 Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds; Colorimetric comparison method (ISO 120:1977); German version EN ISO 120:1998

British Standards Institution (BSI)

  • BS EN ISO 120:1998 Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Colorimetric comparison method
  • BS EN ISO 120:1978 Plastics. Phenol-formaldehyde mouldings. Determination of free ammonia and ammonium compounds. Colorimetric comparison method

Lithuanian Standards Office

  • LST EN ISO 120:2000 Plastics - Phenol-formaldehyde mouldings - Determination of free ammonia and ammonium compounds - Colorimetric comparison method (ISO 120:1977)

AENOR

  • UNE-EN ISO 120:1999 PLASTICS - PHENOL-FORMALDEHYDE MOULDINGS - DETERMINATION OF FREE AMMONIA AND AMMONIUM COMPOUNDS. COLORIMETRIC COMPARISON METHOD (ISO 120:1977).

ZA-SANS

RU-GOST R

  • GOST R 54743-2011 Juice products. Determination of free amino acids by ion-exchange chromatography method
  • GOST 32799-2014 Juice products. Determination of free amino acids by ion-exchange chromatography
  • GOST 27749.2-1988 Carbamid. Method of free ammonia content determination

NL-NEN

  • NEN 2850-1984 Fruit juices - Determination of free amino acids content - Column chromatographic method

GOSTR

  • GOST 34230-2017 Juice products. Determination of free amino acids by high performance liquid chromatography method