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Anonymous users2024-01-24Sulfuric acid is not right, it can corrode urinals, and anyone who knows a little bit of chemistry knows that sulfuric acid is extremely corrosive. Cleaning toilets generally takes oxalic acid H2C2O4In industry, carbon monoxide and sodium hydroxide are generally used to form sodium formate, and then oxalic acid is obtained by heating.
Oxalic acid can also be prepared by mixing and co-dissolving wood chips and caustic soda. I don't understand the cost, but it seems that oxalic acid is sold on the market.
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Anonymous users2024-01-23After diluting with sulfuric acid, clean and brush the floor with attention to bring rubber boots and gloves.
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Anonymous users2024-01-22After diluting with sulfuric acid, wash and brush the floor.
If the toilet at home is very dirty, with a lot of macular dirt, teach you a trick to wash it and look new.
The methods are:
1. Baking soda. >>>More
Wipe it with cotton dipped in rosin perfume or gasoline, which is the thinner material that printing ink is generally mixed with. It can dissolve the ink evenly.
You can go and buy a bottle of oxalic acid, add water in proportion, splash it directly on the toilet, rinse it with water in a few minutes, and it will be clean.
Wipe your hands with paper and wash them, and if you are on them, you can wash them.