| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1266.02 | USD | 20250929 |
| China national standards | MT | 984.68 | USD | 20250929 | |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 872.15 | USD | 20250929 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 886.21 | USD | 20250929 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 886.21 | USD | 20250929 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1097.22 | USD | 20250929 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 886.21 | USD | 20250929 |
| China national standards | MT | 977.65 | USD | 20250929 | |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| China national standards | MT | 977.65 | USD | 20250929 |