| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1155.45 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 944.09 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1197.72 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1197.72 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 964.86 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 964.86 | USD | 20251015 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1070.5 | USD | 20251015 |