ISO 4176:1981 PDF
Fertilizers — Determination of nitrate nitrogen content — Nitron gravimetric method
Название (английский):
ISO 4176:1981
Fertilizers — Determination of nitrate nitrogen content — Nitron gravimetric method
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 3
- Дата публикации:
- 1 апреля 1981 г.
- Издание:
- ISO IS 4176 edition 1 version 1
- ICS:
- 65.080
Описание (английский):
The method is suitable as a reference method and is applicable to all fertilizers. It consists in precipitating of nitrate ions in acid solution as a complex with nitron reagent, filtrating of the precipitate, drying and weighing.
Технические детали
- Технический комитет
- ISO/TC 134 - Fertilizers, soil conditioners and beneficial substances
- SKU
- ISO 4176:1981