Reverse Osmosis, Mineral Water Plant, Sea Water Desalination manufacturer / supplier in China, offering SDIC Dihydrate 56% Chlorine Effervescent Tablets 1g 3.3G CAS 2893-78-9 Export Russia, SDIC Dihydrate 56% Chlorine Effervescent Tablets 1g 3.3G CAS 51580-86-0 Export Russia, TCCA 90%Trichlor Tablet Granules Powder Slow Dissolving Pool SPA Chlorine Tablet and so on.