| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 951.13 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 951.13 | USD | 20251016 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 951.13 | USD | 20251016 |