| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.3 | USD | 20251112 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.71 | USD | 20251112 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.59 | USD | 20251112 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.3 | USD | 20251112 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.35 | USD | 20251112 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.59 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.41 | USD | 20251112 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 564.71 | USD | 20251112 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 536.47 | USD | 20251112 |
| Liaocheng Jinxinda New Material Co., Ltd. | 90% | MT | 395.3 | USD | 20251112 |