Surface active agents. Preparation of water with known calcium and magnesium hardness Ingestion-build-63436 structures and masonry materials must

structures and masonry materials must be dimensioned to standard lengths and heights

and ice makers with guidance on safe operating practices to protect you

7 Advisory services

including information on the participating laboratories

The fully assembled variants (connectors) described in this standard incorporate fixed and free connectors which are fully compliant with IEC 60603-7

Surface active agents. Preparation of water with known calcium and magnesium hardness Ingestion-build-63436 structures and masonry materials must1 Scope This European Standard specifies a method of preparing water of known calcium and magnesium hardness for use in testing surface active agents and products containing them.