| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 962.0 | USD | 20251211 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 962.0 | USD | 20251211 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.09 | USD | 20251210 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.09 | USD | 20251210 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.82 | USD | 20251209 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.82 | USD | 20251209 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.94 | USD | 20251208 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.94 | USD | 20251208 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.14 | USD | 20251205 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.14 | USD | 20251205 |