| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 908.18 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1267.23 | USD | 20251014 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 957.46 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1267.23 | USD | 20251014 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 957.46 | USD | 20251014 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1309.47 | USD | 20251014 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 908.18 | USD | 20251014 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1117.98 | USD | 20251014 |