ISO 15959 Fertilizers - Determination of extracted phosphorus - First Edition
Данный раздел/документ содержится в продуктах:
- Техэксперт: Машиностроительный комплекс
- Картотека зарубежных и международных стандартов
- ISO 25475 Fertilizers - Determination of ammoniacal nitrogen - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- 65
- ISO 25475 Fertilizers - Determination of ammoniacal nitrogen - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- 65.080
- ISO 25475 Fertilizers - Determination of ammoniacal nitrogen - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 25475 Fertilizers - Determination of ammoniacal nitrogen - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 25475 Fertilizers - Determination of ammoniacal nitrogen - First Edition
- ISO 15604 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 14820-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation - First Edition
- ISO 25705 Fertilizers - Determination of urea condensates using highperformance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B) - First Edition
- ISO 14820-1 Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling - First Edition
- ISO 25475 Fertilizers - Determination of ammoniacal nitrogen - First Edition
- Картотека зарубежных и международных стандартов
International Organization for Standardization
Fertilizers - Determination of extracted phosphorus - First Edition
N 15959
Annotation
This International Standard specifies a method for the determination of phosphorus in fertilizer extracts.
The method is applicable to all extracts of fertilizers for the determination of the different forms of phosphorus as phosphorus soluble in mineral acids, water soluble phosphorus, phosphorus soluble in solutions of ammonium citrate, phosphorus soluble in 2 % citric acid and phosphorus soluble in 2 % formic acid.
Автоматический перевод:
Удобрения - Определение извлеченного фосфора - Первый Выпуск
Этот Международный стандарт определяет метод для определения фосфора в экстрактах удобрения.
Метод применим ко всем экстрактам удобрений для определения различных форм фосфора как фосфор, разрешимый в минеральных кислотах, водорастворимом фосфоре, фосфоре, разрешимом в растворах цитрата аммония, фосфора, разрешимого в 2%-й лимонной кислоте и фосфоре, разрешимом в 2%-й муравьиной кислоте.
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