ISO 5276:1979
Aromatic hydrocarbons — Test for neutrality
Aromatic hydrocarbons — Test for neutrality
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 1
- Дата публикации:
- 1 июля 1979 г.
- Издание:
- ISO IS 5276 edition 1 version 1
Aromatic hydrocarbons — Test for neutrality
Aromatic hydrocarbons — Test for neutrality
Mixing a test portion to which a mixed indicator (bromocresol green/alizarin red S) has been added with water by shaking. Comparison of the colour of the aqueous layer with that of a neutral solution of the indicator.
Другие стандарты ISO