| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 944.02 | USD | 20251020 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 704.49 | USD | 20251020 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 747.02 | USD | 20251019 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251019 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 761.11 | USD | 20251018 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 761.11 | USD | 20251018 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 747.02 | USD | 20251018 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 887.96 | USD | 20251018 |