| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1042.15 | USD | 20251013 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1042.15 | USD | 20251013 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1247.76 | USD | 20251013 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 999.9 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1070.32 | USD | 20251013 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1280.82 | USD | 20251012 |