| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 712.52 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 790.12 | USD | 20251121 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 684.3 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 719.58 | USD | 20251121 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.62 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.65 | USD | 20251121 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.23 | USD | 20251121 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 761.9 | USD | 20251121 |