| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 831.04 | USD | 20251015 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1084.58 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.79 | USD | 20251015 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 802.87 | USD | 20251015 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 943.73 | USD | 20251015 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1352.21 | USD | 20251015 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 774.7 | USD | 20251015 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 795.83 | USD | 20251015 |