| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.36 | USD | 20251204 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.36 | USD | 20251204 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.08 | USD | 20251203 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.08 | USD | 20251203 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.53 | USD | 20251202 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.53 | USD | 20251202 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.01 | USD | 20251201 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 961.01 | USD | 20251201 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.6 | USD | 20251128 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 960.6 | USD | 20251128 |