| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.47 | USD | 20251209 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.47 | USD | 20251209 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.82 | USD | 20251205 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.82 | USD | 20251205 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.16 | USD | 20251202 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.16 | USD | 20251202 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.23 | USD | 20251130 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.23 | USD | 20251130 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.23 | USD | 20251128 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1031.23 | USD | 20251128 |