| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.28 | USD | 20251122 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 395.06 | USD | 20251122 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251122 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.26 | USD | 20251122 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 634.92 | USD | 20251122 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 437.39 | USD | 20251122 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.05 | USD | 20251122 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 423.28 | USD | 20251122 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 395.06 | USD | 20251122 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |