| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1067.08 | USD | 20251203 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1067.0 | USD | 20251201 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1067.0 | USD | 20251201 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1066.55 | USD | 20251128 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1065.54 | USD | 20251110 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1064.61 | USD | 20251023 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1064.07 | USD | 20251022 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1063.78 | USD | 20251020 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1062.42 | USD | 20250905 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1062.3 | USD | 20250901 |