| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 395.17 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 352.83 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.69 | USD | 20251028 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.04 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 338.72 | USD | 20251028 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 303.43 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 303.43 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 383.88 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 381.05 | USD | 20251028 |