| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 987.79 | USD | 20251106 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.56 | USD | 20251106 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.12 | USD | 20251106 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.12 | USD | 20251106 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 536.23 | USD | 20251106 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1030.13 | USD | 20251106 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 430.4 | USD | 20251106 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 437.45 | USD | 20251106 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |