| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.58 | USD | 20251110 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251110 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251110 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.58 | USD | 20251110 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251110 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.77 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 776.22 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 748.0 | USD | 20251110 |
| Shandong Wonfull Petrochemical Group Co., Ltd. | China national standards | MT | 825.62 | USD | 20251110 |