colorless crystalline powder.
in the textile, leather and engineering industries, as a component for the purification of metals from corrosion.
Mass fraction of main substance,%, not less | 99,2 |
Mass fraction of ash (as sulfate),%, max | 0,05 |
Heavy metals mass portion,%, not more | 0,002 |
Insoluble in water,%, not more | 0,012 |
Mass fraction of iron,%, max | 0,005 |
Oxalic acid is also called ethanedioic acid.
This is a fairly strong organic acid. In nature, a large amount is contained in the sorrel plant.
When heated, it decomposes into carbon monoxide and formic acid.
Can react with some silver compounds to form explosive compounds (oxalates).
The product is acrid. Moderately toxic.
Oxalic acid is excreted by the body on its own.
If a large amount causes irritation of mucous membranes and skin.
If swallowed, more than 5 grams may result in death.
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