| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 903.0 | USD | 20251121 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 973.54 | USD | 20251121 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 973.54 | USD | 20251121 |