| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.13 | USD | 20251030 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 536.24 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.35 | USD | 20251030 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.79 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.35 | USD | 20251030 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.46 | USD | 20251030 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 635.02 | USD | 20251030 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.62 | USD | 20251030 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.12 | USD | 20251030 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.23 | USD | 20251030 |