Na2C2O4⋅2H2O\mathrm{Na}_{2} \mathrm{C}_{2} \mathrm{O}_{4} \cdot 2 \mathrm{H}_{2} \mathrm{O}Na2C2O4⋅2H2O
H2C2O4⋅2H2O\mathrm{H}_{2} \mathrm{C}_{2} \mathrm{O}_{4} \cdot 2 \mathrm{H}_{2} \mathrm{O}H2C2O4⋅2H2O
Na2CO3\mathrm{Na}_{2} \mathrm{CO}_{3}Na2CO3
Na2 S2O3.5H2O\mathrm{Na}_{2} \mathrm{~S}_{2} \mathrm{O}_{3} .5 \mathrm{H}_{2} \mathrm{O}Na2 S2O3.5H2O
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