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b.aluminium sulfat
c. kaporit / kalsium hipoklorit
d. timbal IV asetat
e. natrium dihidrogen fosfat
2) Aluminium Sulfat
3) Kalsium Klorit
4) Timbal (IV) asam asetat (no. 4 saya kurang yakin)
5) Natrium Hidropospat