axit oxalic, C2H2O4.2H2O - 0 đ
axit citric, C6H8O7 - 0 đ
Natri hydroxit, NaOH - 0 đ
Axit axetic, CH3COOH - 0 đ
Hydrogen peroxide, H2O2 - 0 đ
Trisodium phosphate, TSP, Na3PO4 - 0 đ
Sodium metabisulfite, Na2S2O5 - 0 đ
Amoni hydroxit, amoniac lỏng, NH4OH - 0 đ
Sodium Citrate, C6H5Na3O7 - 0 đ
kali pemanganat, KMnO4 - 0 đ
Natri bicacbonat, natri hydrocacbonat, NaHCO3 - 0 đ