| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.05 | USD | 20251027 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.49 | USD | 20251027 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 331.54 | USD | 20251027 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 296.27 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.95 | USD | 20251027 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.76 | USD | 20251027 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 352.7 | USD | 20251027 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 282.16 | USD | 20251027 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 324.49 | USD | 20251027 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.05 | USD | 20251027 |