| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.38 | USD | 20251201 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1045.8 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1003.41 | USD | 20251201 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 808.38 | USD | 20251201 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.38 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1017.54 | USD | 20251201 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1384.98 | USD | 20251201 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 897.41 | USD | 20251201 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1045.8 | USD | 20251201 |