| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.22 | USD | 20251115 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 705.97 | USD | 20251115 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.85 | USD | 20251115 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.85 | USD | 20251115 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 748.32 | USD | 20251115 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.8 | USD | 20251115 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.8 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 748.32 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.22 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.22 | USD | 20251114 |