| Number | Product Name | CAS No. | Remarks | |
| 409 | Lithium fluoride | 7789-24-4 | ||
| 410 | Diethylene glycol methyl ethyl ether | 1002-67-1 | (wt%) Purity：≥99.5 | |
| 411 | Diethylene Glycol Diethyl Ether | 112-36-7 | ||
| 412 | Diethylene glycol dimethyl ether | 111-96-6 | (wt%) Purity:≥99.5 | |
| 413 | Molybdenum dioxide dichloride | 13637-68-8 | ||
| 414 | NIOBOCENE DICHLORIDE | 12793-14-5 | ||
| 415 | N-Propyl acetate | 109-60-4 | ||
| 416 | N-Methylpyrrolidone / NMP | 872-50-4;2687-44-7 | Purity %（m/m）:≥99.8 | |
| 417 | 3-Chloropropyl(Dimethyl)Amine | 109-54-6 | ||
| 418 | 1-Pentanol | 71-41-0 | ||
| 419 | 1,4-Btane Sulfolactone / 1,4 BS | 1633-83-6 | ||
| 420 | 1,3-Propane Sultone /1,3 PS | 1120-71-4 | Purity (HPLC):≥99.95%,99.96% | |