| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 960.1 | USD | 20251125 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 960.1 | USD | 20251125 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 960.1 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 931.86 | USD | 20251125 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1306.02 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 960.1 | USD | 20251125 |