| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 353.31 | USD | 20251201 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.96 | USD | 20251201 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 452.24 | USD | 20251201 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.71 | USD | 20251201 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 407.02 | USD | 20251201 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.3 | USD | 20251201 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.71 | USD | 20251201 |
| Shandong FUZE New MATERIALS Co., Ltd. | China national standards | MT | 395.71 | USD | 20251201 |
| Shandong FUZE New MATERIALS Co., Ltd. | China national standards | MT | 1038.74 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.24 | USD | 20251201 |