| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| China national standards | MT | 940.16 | USD | 20251204 | |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 926.02 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |