| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 492.62 | USD | 20251012 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.05 | USD | 20251012 |
| Shandong Jinling Group Co., Ltd. | China national standards | MT | 323.72 | USD | 20251012 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 302.61 | USD | 20251012 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 351.87 | USD | 20251012 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 351.87 | USD | 20251012 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 267.42 | USD | 20251012 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.05 | USD | 20251012 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 288.54 | USD | 20251012 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 246.31 | USD | 20251012 |