| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1143.0 | USD | 20251111 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1157.28 | USD | 20251110 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1157.6 | USD | 20251109 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1157.6 | USD | 20251108 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1157.6 | USD | 20251107 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1156.54 | USD | 20251105 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1156.8 | USD | 20251104 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1157.1 | USD | 20251103 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1156.88 | USD | 20251102 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1156.88 | USD | 20251101 |