| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1201.36 | USD | 20251210 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1024.69 | USD | 20251210 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 946.96 | USD | 20251210 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 918.69 | USD | 20251210 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1074.16 | USD | 20251210 |
| Hunan Qilu New Materials Technology Co., Ltd. | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 961.09 | USD | 20251210 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1243.76 | USD | 20251210 |