| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 260.75 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 267.8 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.61 | USD | 20251017 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 394.65 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 238.2 | USD | 20251017 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 241.02 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.41 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.61 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 243.84 | USD | 20251017 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 295.99 | USD | 20251017 |