| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 987.29 | USD | 20251105 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.4 | USD | 20251105 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 535.96 | USD | 20251105 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.39 | USD | 20251105 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.39 | USD | 20251105 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.33 | USD | 20251104 |