| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1017.62 | USD | 20251210 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1243.76 | USD | 20251210 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 961.09 | USD | 20251210 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.3 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 960.82 | USD | 20251209 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1307.0 | USD | 20251209 |