scope:

This Japanese Industrial Standard specifies the general physical and chemical analysis methods for industrial water and for wastewater discharged from factories (including workplaces) (hereafter referred to as industrial wastewater). Unless otherwise specified in the specific test method subclause, tests given in this Standard are applicable to both industrial water and industrial wastewater.

For test methods in this Standard for which a corresponding International Standard exists, the number of the International Standard and the symbol of degree of its correspondence with JIS are shown in relevant test clauses.

Where modifications have been made to the technical contents of the corresponding International Standard, the modifications and their explanations are given in Annex F.