| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.74 | USD | 20251209 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.84 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 756.03 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 791.36 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 791.53 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.99 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.99 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.8 | USD | 20251205 |