| Substance name | EC No. | CAS No. | Common uses |
1,2,3 trichlorobenzene
1,2,3-Trichlorobenzene | 201-757-1 | 87-61-6 | There are currently regulations restricting the use of this substance. As a substance or preparation, it shall not be sold on the market in a concentration exceeding 0.1%, except as an intermediate or as a solvent in a closed system. |
1,2,4-Trichlorobenzene
1,2,4-Trichlorobenzene | 204-428-0 | 120-82-1 |
1,3,5-Trichlorobenzene
1,3,5-Trichlorobenzene | 203-608-6 | 108-70-3 |
Cobalt sulfate
Cobalt(II) sulphate | 233-334-2 | 10124-43-3 | Mainly used in the production of other chemicals. Including catalysts and desiccants, surface treatment (such as electroplating), anti-corrosion, production of pigments, decolorization (glass, ceramics), batteries, animal supplementary food, soil fertilizers, etc. |
Cobalt nitrate
Cobalt(II) dinitrate | 233-402-1 | 10141-05-6 | Mainly used in the manufacture of other chemicals and as a catalyst. Other areas of application include surface treatment and batteries. |
Cobalt carbonate
Cobalt(II) carbonate | 208-169-4 | 513-79-1 | Mainly as a catalyst. Other areas of application include food additives, pigment production, adhesives (base glazes). |
cobalt acetate
Cobalt(II) diacetate | 200-755-8 | 71-48-7 | Mainly as a catalyst. Other areas of application include surface treatment, alloys, pigment production, rubber adhesives and food additives. |
Ethylene glycol monomethyl ether
2-Methoxyethanol | 203-713-7 | 109-86-4 | Mainly used as solvents, chemical intermediates and additives in the fuel industry |
Ethylene glycol monoethyl ether
2-Ethoxyethanol | 203-804-1 | 110-80-5 | Mainly used as solvents and chemical intermediates |
Chromium trioxide
Chromium trioxide | 215-607-8 | 1333-82-0 | Fixing agent for metal surface treatments and water-based wood preservatives. |
| Acids produced by chromic acid and its oligomers: | Chromic acid
Chromic acid | 231-801-5 | 7738-94-5 | These acids and their oligomers are formed when chromium trioxide is dissolved in water. These substances serve the same purpose as chromium trioxide. |
dichromic acid
Dichromic acid | 236-881-5 | 13530-68-2 |
| Chromic acid and dichromic acid oligomers | – | – |
