| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.41 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1271.83 | USD | 20251208 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1024.53 | USD | 20251208 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1307.16 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1017.47 | USD | 20251208 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 989.2 | USD | 20251208 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 989.2 | USD | 20251208 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.41 | USD | 20251208 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1102.26 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 960.94 | USD | 20251208 |