| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 884.59 | USD | 20251031 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 888.83 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 884.59 | USD | 20251031 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 888.83 | USD | 20251031 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 888.83 | USD | 20251031 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 884.59 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 884.59 | USD | 20251031 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.15 | USD | 20251031 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.29 | USD | 20251031 |