| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251118 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 437.51 | USD | 20251118 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.83 | USD | 20251118 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.09 | USD | 20251118 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 437.51 | USD | 20251118 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 474.2 | USD | 20251118 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.46 | USD | 20251118 |
| Liaocheng Jinxinda New Material Co., Ltd. | 90% | MT | 395.17 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.94 | USD | 20251118 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.22 | USD | 20251118 |