| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.08 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |