| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 831.81 | USD | 20251021 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1085.58 | USD | 20251021 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |