ISO 3702:1976 PDF
Anhydrous hydrogen fluoride for industrial use — Determination of sulphur dioxide content — Iodometric method
Название (английский):
ISO 3702:1976
Anhydrous hydrogen fluoride for industrial use — Determination of sulphur dioxide content — Iodometric method
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 1 июня 1976 г.
- Издание:
- ISO IS 3702 edition 1 version 1
- ICS:
- 71.060.30
Описание (английский):
Applicable to products having SO2 contents between 0.002 % (m/m) and 0.20 % (m/m). The principle consists in addition of a measured volume of iodine solution to a test portion. Back-titration of the excess iodine using a standard volumetric sodium thiosulphate solution and calculation of the SO2 content from the amount of iodine used.
Технические детали
- Технический комитет
- ISO/TC 47 - Chemistry
- SKU
- ISO 3702:1976