This document is applicable to sodium polyphosphate used for treatment of water intended for human consumption. It describesThe characteristics and specifies the requirements andThe corresponding test methods for sodium polyphosphate. It gives information on its use in water treatment.
EN 1212:2005 history
2005EN 1212:2005 Chemicals used for treatment of water intended for human consumption - Sodium polyphosphate
1997EN 1212:1997 Chemicals Used for Treatment of Water Intended for Human Consumption - Sodium Polyphosphate