| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 748.13 | USD | 20251029 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 748.13 | USD | 20251029 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.36 | USD | 20251029 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 818.71 | USD | 20251029 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 846.94 | USD | 20251029 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 719.9 | USD | 20251029 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 705.79 | USD | 20251029 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.1 | USD | 20251029 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.75 | USD | 20251029 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 889.29 | USD | 20251029 |