ISO 2998:1974 PDF
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of orthophosphate content — Photometric method using the reduced molybdophosphate
Название (английский):
ISO 2998:1974
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of orthophosphate content — Photometric method using the reduced molybdophosphate
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 4
- Дата публикации:
- 1 декабря 1974 г.
- Издание:
- ISO IS 2998 edition 1 version 1
- ICS:
- 71.060.50
Описание (английский):
Specifies a photometric method, using the reduced molybdophosphate, for the determination of orthophosphate content of sodium tripolyphosphate and sodium pyrophosphate for industrial use. Applicable to products with orthophosphate contents between 0,05 and 1,0 % (m/m).
Технические детали
- Технический комитет
- ISO/TC 47 - Chemistry
- SKU
- ISO 2998:1974