| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.16 | USD | 20251104 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.43 | USD | 20251103 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.43 | USD | 20251103 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.23 | USD | 20251031 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.23 | USD | 20251031 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.48 | USD | 20251030 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.48 | USD | 20251030 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1072.22 | USD | 20251027 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1071.51 | USD | 20251024 |
| Guangzhou Zhan'en Chemical Co., Ltd. | 85% | MT | 1071.51 | USD | 20251024 |