This document is applicable to iron (II) sulfate heptahydrate used for treatment of water intended for human consumption. It describes the characteristics of iron (II) sulfate heptahydrate and specifies the requirements and the corresponding analytical methods for iron (II) su
EN 889:2004 history
2023EN 889:2023 Chemicals used for treatment of water intended for human consumption - Iron (II) sulfate
2004EN 889:2004 Chemicals used for treatment of water intended for human consumption - Iron(II) sulfate
1998EN 889:1998 Chemicals Used for Treatment of Water Intended for Human Consumption - Iron(II) Sulfate