| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 932.81 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 932.81 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 904.03 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 904.48 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 904.1 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.71 | USD | 20251127 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 904.22 | USD | 20251127 |