| Number | Product Name | CAS No. | DETAIL | Inquiry |
| 1 | 1-Chloroethyl Isopropyl Carbonate | 98298-66-9 |  |
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| 2 | Benzenesulfonyl chloride | 98-09-9 | |
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| 3 | 2-Thiophene Carboxaldehyde | 98-03-3 | |
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| 4 | Furfuraldehyde | 98-01-1 | |
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| 5 | 4-Hydroxybenzenesulfonic acid | 98-67-9 | |
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| 6 | 4-Tert-Butylbenzoic Acid | 98-73-7 | |
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| 7 | 4-Nitrobenzenesulfonyl chloride | 98-74-8 | |
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| 8 | Vitamin B3 (Niacinamide,Nicotinamide ) | 98-92-0 | |
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| 9 | N,N-Dimethylcyclohexylamine（DMCHA） | 98-94-2 | |
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| 10 | 2-Pyrazinecarboxylic acid | 98-97-5 | |
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| 11 | Octamethylcyclotetrasiloxane | 556-67-2 | |
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| 12 | Phenyltrichlorosilane | 98-13-5 | |
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| 13 | Hexamethyldisiloxane | 107-46-0 | |
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| 14 | Glyoxal | 107-22-2 | |
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| 15 | P-Phenylenediamine | 106-50-3 | |
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| 16 | Triacetin | 102-76-1 | |
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| 17 | 3-Aminobenzoic acid | 99-05-8 | |
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| 18 | Bismuth Subgallate | 99-26-3 | |
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| 19 | 2-Amino-4-nitrophenol | 99-57-0 | |
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| 20 | Methylparaben | 99-76-3 | |
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