| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1216.65 | USD | 20251211 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1230.8 | USD | 20251211 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1229.63 | USD | 20251210 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1215.5 | USD | 20251210 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1215.15 | USD | 20251209 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1229.28 | USD | 20251209 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1215.31 | USD | 20251208 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1229.44 | USD | 20251208 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1229.7 | USD | 20251205 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1215.56 | USD | 20251205 |