| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 387.71 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 267.87 | USD | 20251021 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 232.62 | USD | 20251021 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.67 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.44 | USD | 20251021 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 331.31 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.67 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 451.15 | USD | 20251021 |