EN 12829:2011
Surface active agents - Preparation of water with known calcium and magnesium hardness

Standard No.

EN 12829:2011

Release Date

2011

Published By

European Committee for Standardization (CEN)

Latest

EN 12829:2011

Replace

EN 12829:1997

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.

EN 12829:2011 Referenced Document

• EN ISO 1042 Laboratory Glassware - One-Mark Volumetric Flasks
• EN ISO 3696:1995 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
• EN ISO 385 Laboratory glassware - Burettes
• EN ISO 648 Laboratory glassware - Single-volume pipettes (ISO 648:2008)*， 2024-04-19 Update
• ISO 1773 Laboratory glassware - Narrow-necked boiling flasks

EN 12829:2011 history

• 2011 EN 12829:2011 Surface active agents - Preparation of water with known calcium and magnesium hardness
• 1997 EN 12829:1997 Surface Active Agents - Preparation of Water with Known Calcium Hardness ISO 2174: 1990 Modified