| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.21 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.6 | USD | 20251208 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.6 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 494.6 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 438.08 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 438.08 | USD | 20251208 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 438.08 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 438.08 | USD | 20251208 |
| Liaocheng Jinxinda New Material Co., Ltd. | 90% | MT | 395.68 | USD | 20251208 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 395.68 | USD | 20251208 |