| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.97 | USD | 20251008 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.97 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 872.56 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 872.56 | USD | 20251008 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 759.97 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20251008 |