A yellow, clear liquid with a sharp odour, a strong corrosive used in the chemical industry and as a mordant for metal objects.
| Hydrogen chloride (HCI), min. |
% weight |
30,0 |
SOP-A-211 |
| Iron (Fe), max. |
% weight |
0,005 |
SOP-A-211 |
| Free chlorine, max. |
% weight |
0,01 |
SOP-A-211 |
| Sulphates (SO42-), max. |
% weight |
0,015 |
SOP-A-211 |
| Annealed residue (as SO42-), max. |
% weight |
0,1 |
SOP-A-211 |
| Appearance |
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