| Chemical Name | CAS Number | Typical % (range) | Role | |---------------|------------|-------------------|-------| | Sodium dichloro-s-triazinetrione (dihydrate) | 51580-86-0 | 25–40% | Active biocide | | Sodium carbonate | 497-19-8 | 5–15% | pH stabilizer | | Sodium sulfate | 7757-82-6 | 1–5% | Processing aid | | Water | 7732-18-5 | Balance | Carrier |