| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 689.61 | USD | 20251002 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 689.61 | USD | 20251001 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 689.61 | USD | 20251001 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 689.61 | USD | 20251001 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 745.9 | USD | 20251001 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 745.9 | USD | 20251001 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.83 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.83 | USD | 20250930 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 788.12 | USD | 20250930 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 633.31 | USD | 20250930 |