| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 796.13 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 920.13 | USD | 20251016 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 887.72 | USD | 20251016 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 831.36 | USD | 20251016 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 789.09 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.91 | USD | 20251016 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 943.73 | USD | 20251015 |