| Sulfur | Sulfur has insectici... |
| Caustic so | Caustic soda solutio... |
| Caustic so | Caustic soda flake i |
| Soda ash | Soda ash used in foo... |
| Aluminum o | Aluminum oxide white |
| Loctite | Loctite a revolution... |
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Author: Tianhe chemical sources: original date:2012-04-11
