General methods of test for pigments and extenders - Part 9: Determination of pH value of an aqueous suspension (ISO 787-9:1981)
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Разработчик:
Зарубежные/ON
ICS:
87.060.10 Pigments and extenders / Пигменты и разбавители
Описание
This part of IS0 787 specifies a general method of test for determining the pH value of an aqueous suspension of a sample of pigment or extender. NOTE - When this general method is applicable to a given pigment or extender, only a cross-reference to it should be included in the International Standard relating to that pigment or extender, with a note of any detailed modification which may be needed in view of the special properties of the material in question. Only when this general method is not applicable to a particular material should a special method for determination of pH value be specified. Dieser Teil der ÖNORM ISO 787 legt ein allgemeines Prüfverfahren zur Bestimmung des pH-Wertes einer wäßrigen Suspension einer Pigment- oder Füllstoffprobe fest.