| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.28 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.53 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.89 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 791.42 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.68 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.89 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.58 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.34 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.58 | USD | 20251128 |