GSO ISO 25475:2021
ISO 25475:2016
Gulf Standard
Current Edition
·
Approved on
01 July 2021
Fertilizers — Determination of ammoniacal nitrogen
GSO ISO 25475:2021 Files
No files for this standard are available in the store currently.
GSO ISO 25475:2021 Scope
ISO 25475:2016 specifies a method for the determination of the ammoniacal nitrogen content in fertilizers. The method is applicable to all nitrogenous fertilizers including compound fertilizers, in which nitrogen is found exclusively either in the form of ammonium salts or ammonium salts together with nitrates.
ISO 25475:2016 is not applicable to fertilizers containing urea, cyanamide or other organic nitrogenous compounds.
Best Sellers From Chemical and Textile Sector
GSO 1943:2024
Gulf Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products

GSO 151:2022
Gulf Standard
Synthetic Detergents –Household Synthetic Detergents Powder

GSO 2555:2021
Gulf Technical Regulation
General Safety Requirements of Household Detergents

YSMO GSO 575:2020
GSO 575:2016
Yemeni Standard
Facial tissue - paper


Recently Published from Chemical and Textile Sector
GSO ISO 672:1994
ISO 672:1978
Gulf Standard
Soaps - Determination of moisture and volatile matter content - Oven method .


GSO 1205:2002
Gulf Standard
METHODS OF TESTING ALUMINIUM OXIDE
FOR INDUSTRIAL PURPOSES
ALUMINIUM OXIDE POWDER FOR USE AS AN
INSULATING COATING OR AS AN INGREDIENT OF
CERAMIC MIXTURES FOR COMPONENTS OF
ELECTRONIC DEVICES

GSO 754:1997
Gulf Standard
METHODS OF TESTING
COTTON EYE PAD FOR MEDICAL PURPOSES

GSO 226:2003
Gulf Standard
METHODS OF TEST FOR HEAD CLOTH
FOR MEN — WHITE GHAUTRA
