| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251025 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 726.09 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 852.98 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 782.48 | USD | 20251024 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 726.09 | USD | 20251024 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 704.94 | USD | 20251024 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 704.94 | USD | 20251024 |