BS-EN-938 Complete Document History
Chemicals used for treatment of water intended for human consumption. Sodium chlorite

Complete Current Edition:
   2016 EDITION - Chemicals used for treatment of water intended for human con - June 30, 2016

Obsolete Revision Information:
   2009 EDITION - CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CON - June 30, 2009
   2000 EDITION - CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CON - Jan. 15, 2000