| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1000.72 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1000.72 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1000.72 | USD | 20251018 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 986.62 | USD | 20251018 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 873.87 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 887.96 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 887.96 | USD | 20251018 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251017 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 972.53 | USD | 20251017 |
| China national standards | MT | 965.48 | USD | 20251017 |