Water Treatment Forum This forum has 1 topic, 2 replies, and was last updated 6 years ago by Activated Carbons. Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Aluminium Trichloride -A1Cl3 (PAC) 30 MT Started by: Gary Steele 2 3 6 years ago Activated Carbons Viewing topic 1 (of 1 total) Create New Topic in “Water Treatment Forum” Your information: Name (required): Mail (will not be published) (required): Website: Topic Title (Maximum Length: 80): Submit