| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.24 | USD | 20251209 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.24 | USD | 20251209 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.29 | USD | 20251208 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.44 | USD | 20251204 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.34 | USD | 20251203 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.16 | USD | 20251128 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.21 | USD | 20251127 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 353.13 | USD | 20251126 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 352.87 | USD | 20251124 |
| Guangzhou Longyu Chemical Co., Ltd. | Industrial Grade | MT | 352.73 | USD | 20251121 |