| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 381.42 | USD | 20251128 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 367.29 | USD | 20251128 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 331.97 | USD | 20251128 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.72 | USD | 20251128 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 395.54 | USD | 20251128 |
| China national standards | MT | 395.54 | USD | 20251128 | |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 353.16 | USD | 20251128 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 395.54 | USD | 20251128 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 381.42 | USD | 20251128 |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 395.54 | USD | 20251128 |