| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 819.75 | USD | 20251210 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 946.96 | USD | 20251210 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 749.08 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1060.03 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1060.03 | USD | 20251210 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 961.09 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 819.75 | USD | 20251210 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1243.76 | USD | 20251210 |
| Shandong FUZE New MATERIALS Co., Ltd. | China national standards | MT | 1059.73 | USD | 20251209 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |