https://www.tceq.texas.gov/downloads/drinking-water/plan-technical-review/challenge-studies/ge-zenon-zeeweed-1500-500.pdf/view
GE Zenon ZeeWeed 1500 500 - Texas Commission on Environmental Quality - www.tceq.texas.gov
GE Zenon ZeeWeed 1500 500
https://www.tceq.texas.gov/downloads/drinking-water/plan-technical-review/challenge-studies/suez-zeeweed500d.pdf/view
Suez ZeeWeed 500D - Texas Commission on Environmental Quality - www.tceq.texas.gov
environmental qualitysueztexascommission