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- Na2CO3Na _{2} CO _{3}.
- NaHCO3NaHCO _{3}.
- Hỗn hợp Na2CO3Na _{2} CO _{3} và NaHCO3NaHCO _{3}.
- Na(HCO3)2Na \left( HCO _{3}\right)_{2}.