| N.O. | Products name | Brand | Details |
| 31-1 | sodium hydroxide | 益利 | Details |
| 31-2 | hydrochloric acid | 益利 | Details |
| 31-3 | sulphuric acid | 益利 | Details |
| 31-4 | potassium permanganate | 益利 | Details |
| 31-5 | Sodium thiosulfate | 益利 | Details |
| 31-6 | iodine | 益利 | Details |
| 31-7 | bromine | 益利 | Details |
| 31-8 | Sodium hydrosulfide | 益利 | Details |
| 31-9 | silver nitrate | 益利 | Details |
| 31-10 | Ethylenediaminetetraacetic acid disodium salt | 益利 | Details |
| 31-11 | Zinc chloride | 益利 | Details |
| 31-12 | Lead nitrate | 益利 | Details |
| 31-13 | Potassium iodate | 益利 | Details |
| 31-14 | Cerium sulfate | 益利 | Details |
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Phone: Chemical reagents +86-10-84336747 ,+86-13520963629 Zhu Xiaoning
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